diff --git a/modules/cold-extraction/ColdDataRetriever.py b/modules/cold-extraction/ColdDataRetriever.py
index bdb2a4c..0edd43f 100644
--- a/modules/cold-extraction/ColdDataRetriever.py
+++ b/modules/cold-extraction/ColdDataRetriever.py
@@ -15,109 +15,77 @@
 
 from collections import defaultdict
 
-config = defaultdict(lambda: None)
-# Read Default config.json file
-with open('config.json', 'r') as f:
-    tmp_config = json.load(f)
-    config.update(tmp_config)
-
-# CLI Argument Parser
-ap = argparse.ArgumentParser()
-
-ap.add_argument("--NifflerSystem", default=config['NifflerSystem'],
-                help="Path to json file with Niffler System Information.")
-ap.add_argument("--StorageFolder",
-                default=config['StorageFolder'], help="StoreSCP config: Storage Folder. Refer Readme.md")
-ap.add_argument("--FilePath", default=config['FilePath'],
-                help="StoreSCP config: FilePath, Refer configuring config.json in Readme.md.")
-ap.add_argument("--CsvFile", default=config['CsvFile'],
-                help="Path to CSV file for extraction. Refer Readme.md.")
-ap.add_argument("--ExtractionType", default=config['ExtractionType'],
-                help="One of the supported extraction type for Cold Data extraction. Refer Readme.md.")
-ap.add_argument("--AccessionIndex", default=config['AccessionIndex'], type=int,
-                help="Set the CSV column index of AccessionNumber for extractions with Accessions.")
-ap.add_argument("--PatientIndex", default=config['PatientIndex'], type=int,
-                help="Set the CSV column index of EMPI for extractions with EMPI and an accession or EMPI and a date.")
-ap.add_argument("--DateIndex", default=config['DateIndex'], type=int,
-                help="Set the CSV column index of Date(StudyDate, AcquisitionDate) for extractions with EMPI and a date.")
-ap.add_argument("--DateType", default=config['DateType'],
-                help="DateType can range from AcquisitionDate, StudyDate, etc. Refer Readme.md.")
-ap.add_argument("--DateFormat", default=config['DateFormat'],
-                help="DateFormat can range from %Y%m%d, %m/%d/%y, %m-%d-%y, %%m%d%y, etc. Refer Readme.md.")
-ap.add_argument("--SendEmail", default=config['SendEmail'], type=bool,
-                help="Send email when extraction is complete. Default false")
-ap.add_argument("--YourEmail", default=config['YourEmail'],
-                help="A valid email, if send email is enabled.")
-
-args = vars(ap.parse_args())
-
-#Get variables for StoreScp from config.json.
-storage_folder = args['StorageFolder']
-file_path = args['FilePath']
-
-# Get variables for the each on-demand extraction from config.json
-csv_file = args['CsvFile']
-extraction_type = args['ExtractionType']
-accession_index = args['AccessionIndex']
-patient_index = args['PatientIndex']
-date_index = args['DateIndex']
-date_type = args['DateType']
-date_format = args['DateFormat']
-email = args['YourEmail']
-send_email = args['SendEmail']
-
-# Reads the system_json file.
-system_json = args['NifflerSystem']
-
-with open(system_json, 'r') as f:
-    niffler = json.load(f)
-
-# Get constants from system.json
-DCM4CHE_BIN = niffler['DCM4CHEBin']
-SRC_AET = niffler['SrcAet']
-QUERY_AET = niffler['QueryAet']
-DEST_AET = niffler['DestAet']
-NIGHTLY_ONLY = niffler['NightlyOnly']
-START_HOUR = niffler['StartHour']
-END_HOUR = niffler['EndHour']
-IS_EXTRACTION_NOT_RUNNING = True
-NIFFLER_ID = niffler['NifflerID']
-MAX_PROCESSES = niffler['MaxNifflerProcesses']
-
-SEPARATOR = ','
-
-accessions = []
-patients = []
-dates = []
-
-storescp_processes = 0
-niffler_processes = 0
-
-nifflerscp_str = "storescp.*{0}".format(QUERY_AET)
-qbniffler_str = 'ColdDataRetriever'
-
-niffler_log = 'niffler' + str(NIFFLER_ID) + '.log'
-
-logging.basicConfig(filename=niffler_log,level=logging.INFO)
-logging.getLogger('schedule').setLevel(logging.WARNING)
-
-# Variables to track progress between iterations.
-extracted_ones = list()
-
-# By default, assume that this is a fresh extraction.
-resume = False
-
-# All extracted files from the csv file are saved in a respective .pickle file.
-try:
-    with open(csv_file +'.pickle', 'rb') as f:
-        extracted_ones = pickle.load(f)
-        # Since we have successfully located a pickle file, it indicates that this is a resume.
-        resume = True
-except:
-    logging.info("No existing pickle file found. Therefore, initialized with empty value to track the progress to {0}.pickle.".format(csv_file))
-
-# record the start time
-t_start = time.time()
+def initialize_Values(valuesDict):
+    global storescp_processes, niffler_processes, nifflerscp_str, qbniffler_str
+    global storage_folder, file_path, csv_file, extraction_type, accession_index, patient_index, date_index, date_type, date_format, email, send_email, system_json
+    global DCM4CHE_BIN, SRC_AET, QUERY_AET, DEST_AET, NIGHTLY_ONLY, START_HOUR, END_HOUR, IS_EXTRACTION_NOT_RUNNING, NIFFLER_ID, MAX_PROCESSES, SEPARATOR
+    global accessions, patients, dates, niffler_log, resume, length
+
+    storage_folder = valuesDict['storage_folder']
+    file_path = valuesDict['file_path']
+    csv_file = valuesDict['CsvFile']
+    extraction_type = valuesDict['extraction_type']
+    accession_index = int(valuesDict['accession_index'])
+    patient_index = int(valuesDict['patient_index'])
+    date_index = int(valuesDict['date_index'])
+    date_type = valuesDict['date_type']
+    date_format = valuesDict['date_format']
+    email = valuesDict['email']
+    send_email = bool(valuesDict['send_email'])
+    system_json = valuesDict['NifflerSystem']
+
+    # Reads the system_json file.
+    with open(system_json, 'r') as f:
+        niffler = json.load(f)
+ 
+    # Get constants from system.json
+    DCM4CHE_BIN = niffler['DCM4CHEBin']
+    SRC_AET = niffler['SrcAet']
+    QUERY_AET = niffler['QueryAet']
+    DEST_AET = niffler['DestAet']
+    NIGHTLY_ONLY = niffler['NightlyOnly']
+    START_HOUR = niffler['StartHour']
+    END_HOUR = niffler['EndHour']
+    IS_EXTRACTION_NOT_RUNNING = True
+    NIFFLER_ID = niffler['NifflerID']
+    MAX_PROCESSES = niffler['MaxNifflerProcesses']
+
+    SEPARATOR = ','
+
+    accessions = []
+    patients = []
+    dates = []
+
+    storescp_processes = 0
+    niffler_processes = 0
+
+    nifflerscp_str = "storescp.*{0}".format(QUERY_AET)
+    qbniffler_str = 'ColdDataRetriever'
+
+    niffler_log = 'niffler' + str(NIFFLER_ID) + '.log'
+
+    logging.basicConfig(filename=niffler_log,level=logging.INFO)
+    logging.getLogger('schedule').setLevel(logging.WARNING)
+
+    # Variables to track progress between iterations.
+    global extracted_ones
+    extracted_ones = list()
+
+    # By default, assume that this is a fresh extraction.
+    resume = False
+
+    # All extracted files from the csv file are saved in a respective .pickle file.
+    try:
+        with open(csv_file +'.pickle', 'rb') as f:
+            extracted_ones = pickle.load(f)
+            # Since we have successfully located a pickle file, it indicates that this is a resume.
+            resume = True
+    except:
+        logging.info("No existing pickle file found. Therefore, initialized with empty value to track the progress to {0}.pickle.".format(csv_file))
+
+    # record the start time
+    t_start = time.time()
+    run_cold_extraction()
 
 # Check and kill the StoreScp processes.
 def check_kill_process():
@@ -161,33 +129,34 @@ def initialize():
     subprocess.call("{0}/storescp --accept-unknown --directory {1} --filepath {2} -b {3} > storescp.out &".format(DCM4CHE_BIN, storage_folder, file_path, QUERY_AET), shell=True)
 
 
-
-with open(csv_file, newline='') as f:
-    reader = csv.reader(f)
-    next(f)
-    for row in reader:
-        row = [x.strip() for x in row]
-        if (extraction_type == 'empi_date'):
-            if not ((row[patient_index] == "") or (row[date_index] == "")):
-                patients.append(row[patient_index])
-                temp_date = row[date_index]
-                dt_stamp = datetime.datetime.strptime(temp_date, date_format)
-                date_str = dt_stamp.strftime('%Y%m%d')
-                dates.append(date_str)
-                length = len(patients)
-        elif (extraction_type == 'empi'):
-            if not ((row[patient_index] == "")):
-                patients.append(row[patient_index])
-                length = len(patients)
-        elif (extraction_type == 'accession'):
-            if not ((row[accession_index] == "")):
-                accessions.append(row[accession_index])
-                length = len(accessions)
-        elif (extraction_type == 'empi_accession'):
-            if not ((row[patient_index] == "") or (row[accession_index] == "")):
-                patients.append(row[patient_index])
-                accessions.append(row[accession_index])
-                length = len(accessions)
+def read_csv():
+    global length
+    with open(csv_file, newline='') as f:
+        reader = csv.reader(f)
+        next(f)
+        for row in reader:
+            row = [x.strip() for x in row]
+            if (extraction_type == 'empi_date'):
+                if not ((row[patient_index] == "") or (row[date_index] == "")):
+                    patients.append(row[patient_index])
+                    temp_date = row[date_index]
+                    dt_stamp = datetime.datetime.strptime(temp_date, date_format)
+                    date_str = dt_stamp.strftime('%Y%m%d')
+                    dates.append(date_str)
+                    length = len(patients)
+            elif (extraction_type == 'empi'):
+                if not ((row[patient_index] == "")):
+                    patients.append(row[patient_index])
+                    length = len(patients)
+            elif (extraction_type == 'accession'):
+                if not ((row[accession_index] == "")):
+                    accessions.append(row[accession_index])
+                    length = len(accessions)
+            elif (extraction_type == 'empi_accession'):
+                if not ((row[patient_index] == "") or (row[accession_index] == "")):
+                    patients.append(row[patient_index])
+                    accessions.append(row[accession_index])
+                    length = len(accessions)
 
 
 # Run the retrieval only once, when the extraction script starts, and keep it running in a separate thread.
@@ -202,6 +171,7 @@ def run_retrieval():
 
 # The core DICOM on-demand retrieve process.
 def retrieve():
+    global length
     # For the cases that have the typical EMPI and Accession values together.
     if (extraction_type == 'empi_accession'):
         # Create our Identifier (query) dataset
@@ -305,16 +275,129 @@ def run_threaded(job_func):
     job_thread = threading.Thread(target=job_func)
     job_thread.start()
     
-
-# The thread scheduling
-schedule.every(1).minutes.do(run_threaded, run_retrieval)    
-schedule.every(10).minutes.do(run_threaded, update_pickle)
-
-# Keep running in a loop.
-while True:
+def run_cold_extraction():
+    read_csv()
+    # The thread scheduling
+    schedule.every(1).minutes.do(run_threaded, run_retrieval)    
+    schedule.every(10).minutes.do(run_threaded, update_pickle)
+
+    # # Keep running in a loop.
+    while True:
+        try:
+            schedule.run_pending()
+            time.sleep(1)
+        except KeyboardInterrupt:
+            check_kill_process()
+            logging.shutdown()
+            sys.exit(0)
+
+if __name__ == "__main__":
+    global storescp_processes, niffler_processes, nifflerscp_str, qbniffler_str
+    global storage_folder, file_path, csv_file, extraction_type, accession_index, patient_index, date_index, date_type, date_format, email, send_email
+    global DCM4CHE_BIN, SRC_AET, QUERY_AET, DEST_AET, NIGHTLY_ONLY, START_HOUR, END_HOUR, IS_EXTRACTION_NOT_RUNNING, NIFFLER_ID, MAX_PROCESSES, SEPARATOR
+    global accessions, patients, dates, niffler_log, resume, length
+
+    config = defaultdict(lambda: None)
+    # Read Default config.json file
+    with open('config.json', 'r') as f:
+        tmp_config = json.load(f)
+        config.update(tmp_config)
+
+    # CLI Argument Parser
+    ap = argparse.ArgumentParser()
+
+    ap.add_argument("--NifflerSystem", default=config['NifflerSystem'],
+                    help="Path to json file with Niffler System Information.")
+    ap.add_argument("--StorageFolder",
+                    default=config['StorageFolder'], help="StoreSCP config: Storage Folder. Refer Readme.md")
+    ap.add_argument("--FilePath", default=config['FilePath'],
+                    help="StoreSCP config: FilePath, Refer configuring config.json in Readme.md.")
+    ap.add_argument("--CsvFile", default=config['CsvFile'],
+                    help="Path to CSV file for extraction. Refer Readme.md.")
+    ap.add_argument("--ExtractionType", default=config['ExtractionType'],
+                    help="One of the supported extraction type for Cold Data extraction. Refer Readme.md.")
+    ap.add_argument("--AccessionIndex", default=config['AccessionIndex'], type=int,
+                    help="Set the CSV column index of AccessionNumber for extractions with Accessions.")
+    ap.add_argument("--PatientIndex", default=config['PatientIndex'], type=int,
+                    help="Set the CSV column index of EMPI for extractions with EMPI and an accession or EMPI and a date.")
+    ap.add_argument("--DateIndex", default=config['DateIndex'], type=int,
+                    help="Set the CSV column index of Date(StudyDate, AcquisitionDate) for extractions with EMPI and a date.")
+    ap.add_argument("--DateType", default=config['DateType'],
+                    help="DateType can range from AcquisitionDate, StudyDate, etc. Refer Readme.md.")
+    ap.add_argument("--DateFormat", default=config['DateFormat'],
+                    help="DateFormat can range from %Y%m%d, %m/%d/%y, %m-%d-%y, %%m%d%y, etc. Refer Readme.md.")
+    ap.add_argument("--SendEmail", default=config['SendEmail'], type=bool,
+                    help="Send email when extraction is complete. Default false")
+    ap.add_argument("--YourEmail", default=config['YourEmail'],
+                    help="A valid email, if send email is enabled.")
+
+    args = vars(ap.parse_args())
+
+    #Get variables for StoreScp from config.json.
+    storage_folder = args['StorageFolder']
+    file_path = args['FilePath']
+
+    # Get variables for the each on-demand extraction from config.json
+    csv_file = args['CsvFile']
+    extraction_type = args['ExtractionType']
+    accession_index = args['AccessionIndex']
+    patient_index = args['PatientIndex']
+    date_index = args['DateIndex']
+    date_type = args['DateType']
+    date_format = args['DateFormat']
+    email = args['YourEmail']
+    send_email = args['SendEmail']
+
+    # Reads the system_json file.
+    system_json = args['NifflerSystem']
+
+    with open(system_json, 'r') as f:
+        niffler = json.load(f)
+
+    # Get constants from system.json
+    DCM4CHE_BIN = niffler['DCM4CHEBin']
+    SRC_AET = niffler['SrcAet']
+    QUERY_AET = niffler['QueryAet']
+    DEST_AET = niffler['DestAet']
+    NIGHTLY_ONLY = niffler['NightlyOnly']
+    START_HOUR = niffler['StartHour']
+    END_HOUR = niffler['EndHour']
+    IS_EXTRACTION_NOT_RUNNING = True
+    NIFFLER_ID = niffler['NifflerID']
+    MAX_PROCESSES = niffler['MaxNifflerProcesses']
+
+    SEPARATOR = ','
+
+    accessions = []
+    patients = []
+    dates = []
+
+    storescp_processes = 0
+    niffler_processes = 0
+
+    nifflerscp_str = "storescp.*{0}".format(QUERY_AET)
+    qbniffler_str = 'ColdDataRetriever'
+
+    niffler_log = 'niffler' + str(NIFFLER_ID) + '.log'
+
+    logging.basicConfig(filename=niffler_log,level=logging.INFO)
+    logging.getLogger('schedule').setLevel(logging.WARNING)
+
+    # Variables to track progress between iterations.
+    extracted_ones = list()
+
+    # By default, assume that this is a fresh extraction.
+    resume = False
+
+    # All extracted files from the csv file are saved in a respective .pickle file.
     try:
-        schedule.run_pending()
-        time.sleep(1)
-    except KeyboardInterrupt:
-        check_kill_process()
-        sys.exit(0)
+        with open(csv_file +'.pickle', 'rb') as f:
+            extracted_ones = pickle.load(f)
+            # Since we have successfully located a pickle file, it indicates that this is a resume.
+            resume = True
+    except:
+        logging.info("No existing pickle file found. Therefore, initialized with empty value to track the progress to {0}.pickle.".format(csv_file))
+
+    # record the start time
+    t_start = time.time()
+    run_cold_extraction()
diff --git a/modules/frontend/server.py b/modules/frontend/server.py
index 134b731..220d58f 100644
--- a/modules/frontend/server.py
+++ b/modules/frontend/server.py
@@ -4,6 +4,7 @@
 from flask_sqlalchemy import SQLAlchemy
 from flask_login import UserMixin
 from flask_login import LoginManager, login_user, login_required, current_user, logout_user
+from werkzeug.utils import secure_filename
 import warnings
 warnings.filterwarnings("ignore")
 
@@ -12,6 +13,11 @@
 from models import User
 
 PEOPLE_FOLDER = os.path.join('static','styles')
+UPLOAD_FOLDER = '../cold-extraction/csv' # Need to change this to a particular server path
+app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
+
+COLD_UPLOAD_FOLDER = '../cold-extraction/' # Need to change this to a particular server path
+app.config['COLD_UPLOAD_FOLDER'] = COLD_UPLOAD_FOLDER
 # app = Flask(__name__)
 
 login_manager = LoginManager(app)
@@ -24,7 +30,7 @@ def load_user(user_id):
 
 @app.route("/", methods=['GET'])
 def index():
-    return render_template('home.html', isAdmin = isAdmin)
+    return render_template('Home.html', isAdmin = isAdmin)
 
 @app.route('/login', methods=['GET','POST'])
 def login():
@@ -43,7 +49,7 @@ def login():
 
         # if the above check passes, then we know the user has the right credentials
         login_user(user, remember=remember)
-        return render_template('home.html')
+        return render_template('Home.html')
     return render_template('login.html', isAdmin = isAdmin)
 
 @app.route('/signup', methods=['GET','POST'])
@@ -74,31 +80,34 @@ def signup():
 @login_required
 def logout():
     logout_user()
-    return render_template('home.html', isAdmin = isAdmin)
-
-# @app.route("/png-extraction", methods = ['GET'])
-# @login_required
-# def PNG_Extraction():
-#     return render_template('pngHome.html')
-
-config_values = {}
+    return render_template('Home.html', isAdmin = isAdmin)
 
 @app.route('/png-extraction', methods=['GET', 'POST'])
 @login_required
 def extract_png():
+    config_values = {}
     if request.method =='POST':
+        depth = request.form['depth']
+        if(depth == '' or len(depth) == 0):
+            depth = '0'
+        chunks = request.form['chunks']
+        if(chunks == '' or len(chunks) == 0):
+            chunks = '1'
+        useProcess = request.form['useProcess']
+        if(useProcess == '' or len(useProcess) == 0):
+            useProcess = '0'
+
         config_values["dcmFolder"] = request.form['DICOMFolder']
         config_values["outputFolder"] = request.form['outputFolder']
-        config_values["depth"] = request.form['depth']
-        config_values["chunks"] = request.form['chunks']
-        config_values["useProcess"] = request.form['useProcess']
+        config_values["depth"] = depth
+        config_values["chunks"] = chunks
+        config_values["useProcess"] = useProcess
         config_values["level"] = request.form['level']
         config_values["16Bit"] = request.form['16Bit']
         config_values["printImages"] = request.form['printImages']
         config_values["headers"] = request.form['headers']
         config_values["sendEmail"] = request.form['sendEmail']
         config_values["email"] = request.form['email']
-
         if(len(config_values) > 0):
             import sys
             sys.path.append("../png-extraction/")
@@ -110,17 +119,74 @@ def extract_png():
 @app.route('/cold-extraction', methods=['GET', 'POST'])
 @login_required
 def cold_extraction():
+    logs = []
+    csv_folder = UPLOAD_FOLDER
+    if not os.path.exists(csv_folder):
+        os.makedirs(csv_folder)
+    files_present_in_server = os.listdir(csv_folder)
+
+    cold_extraction_values = {}
     if request.method =='POST':
-        csv_file = request.files['csvFile']
-        if (csv_file):
+        f1 = request.files['csvFile_choose']
+        f2 = request.form['csvFile_name']
+        if(f1):
+            filename = secure_filename(f1.filename)
+            f1.save(os.path.join(app.config['UPLOAD_FOLDER'],filename))
+            cold_extraction_values['CsvFile'] = os.path.join(app.config['UPLOAD_FOLDER'],filename)
+        else:
+            cold_extraction_values['CsvFile'] = os.path.join(app.config['UPLOAD_FOLDER'],f2)
+            
+        NifflerSystem = request.form['NifflerSystem']
+        if(NifflerSystem == '' or len(NifflerSystem) == 0):
+            NifflerSystem = 'system.json'
+        file_path = request.form['file_path']
+        if(file_path == '' or len(file_path) == 0):
+            file_path = '{00100020}/{0020000D}/{0020000E}/{00080018}.dcm'
+        accession_index = request.form['AccessionIndex']
+        if(accession_index == '' or len(accession_index) == 0):
+            accession_index = '1'
+        patient_index = request.form['PatientIndex']
+        if(patient_index == '' or len(patient_index) == 0):
+            patient_index = '0'
+        date_index = request.form['DateIndex']
+        if(date_index == '' or len(date_index) == 0):
+            date_index = '1'
+        date_format = request.form['DateFormat']
+        if(date_format == '' or len(date_format) == 0):
+            date_format = '%Y%m%d'
+
+        NifflerSystem_File = COLD_UPLOAD_FOLDER + NifflerSystem
+        checkfile = True
+        try:
+            with open(NifflerSystem_File, 'r') as f:
+                checkfile = True
+        except:
+            err = "Error could not load given " + NifflerSystem + " file !!"
+            logs.append(err)
+            checkfile = False
+
+        if checkfile:
+            cold_extraction_values['NifflerSystem'] = NifflerSystem_File
+            cold_extraction_values['storage_folder'] = request.form['StorageFolder']
+            cold_extraction_values['file_path'] = file_path
+            cold_extraction_values['extraction_type'] = request.form['ExtractionType']
+            cold_extraction_values['accession_index'] = accession_index
+            cold_extraction_values['patient_index'] = patient_index
+            cold_extraction_values['date_index'] = date_index
+            cold_extraction_values['date_type'] = request.form['DateType']
+            cold_extraction_values['date_format'] = date_format
+            cold_extraction_values['send_email'] = request.form['sendEmail']
+            cold_extraction_values['email'] = request.form['email']
+
             import sys
             import io
-
-            stream = io.StringIO(csv_file.stream.read().decode("UTF8"), newline=None)
             sys.path.append("../cold-extraction/")
             import ColdDataRetriever
-            x = ColdDataRetriever.read_csv(stream)
-    return render_template('cold_extraction.html')
+            x = ColdDataRetriever.initialize_Values(cold_extraction_values)
+            return render_template('cold_extraction.html', logs = logs, files_list = files_present_in_server)
+        else:
+            return render_template('cold_extraction.html', logs = logs, files_list = files_present_in_server)
+    return render_template('cold_extraction.html', files_list = files_present_in_server)
 #JUST DO IT!!!
 if __name__=="__main__":
-    app.run(port="9000")
\ No newline at end of file
+    app.run(host="0.0.0.0",port="9000")
diff --git a/modules/frontend/templates/cold_extraction.html b/modules/frontend/templates/cold_extraction.html
index aae7df6..dc1e479 100644
--- a/modules/frontend/templates/cold_extraction.html
+++ b/modules/frontend/templates/cold_extraction.html
@@ -35,6 +35,36 @@ <h3 style="color: white; letter-spacing: 1px">
                                 Edit Configurations
                             </h3>
                         </center>
+
+                        <div
+                            class="row"
+                            style="justify-content: center; align-items: center"
+                        >
+                            <div class="col-1">
+                                <button
+                                    type="button"
+                                    class="btn btn-outline-primary"
+                                    data-toggle="tooltip"
+                                    data-placement="top"
+                                    title="Default: system.json"
+                                >
+                                    ?
+                                </button>
+                            </div>
+                            <div class="col-5">
+                                <div class="text">Niffler System*</div>
+                            </div>
+                            <div class="col">
+                                <input
+                                    class="form-control"
+                                    type="text"
+                                    name="NifflerSystem"
+                                    value="system.json"
+                                    placeholder="system.json"
+                                />
+                            </div>
+                        </div>
+
                         <div
                             class="row"
                             style="justify-content: center; align-items: center"
@@ -51,7 +81,7 @@ <h3 style="color: white; letter-spacing: 1px">
                                 </button>
                             </div>
                             <div class="col-5">
-                                <div class="text">Storage Folder</div>
+                                <div class="text">Storage Folder*</div>
                             </div>
                             <div class="col">
                                 <input
@@ -63,20 +93,39 @@ <h3 style="color: white; letter-spacing: 1px">
                             </div>
                         </div>
 
-                        <div class="row">
-                            <div class="col">
-                                <div class="text">CSV File</div>
+                        <!-- <div
+                            class="row"
+                            style="justify-content: center; align-items: center"
+                        >
+                            <div class="col-1">
+                                <button
+                                    type="button"
+                                    class="btn btn-outline-primary"
+                                    data-toggle="tooltip"
+                                    data-placement="top"
+                                    title="Niffler/cold-extraction/csv/your-file.csv"
+                                >
+                                    ?
+                                </button>
+                            </div>
+                            <div class="col-5">
+                                <div class="text">CSV File*</div>
                             </div>
                             <div class="col">
-                                <!-- Will the CSV file be present in the local system or server ?? -->
                                 <input
                                     class="form-control"
                                     type="file"
                                     name="csvFile"
                                     placeholder="Your CSV File"
                                 />
+                                 <input
+                                    class="form-control"
+                                    type="text"
+                                    name="csvFile"
+                                    placeholder="Your csv file path"
+                                /> 
                             </div>
-                        </div>
+                        </div> -->
 
                         <div
                             class="row"
@@ -94,7 +143,7 @@ <h3 style="color: white; letter-spacing: 1px">
                                 </button>
                             </div>
                             <div class="col-5">
-                                <div class="text">File Path*</div>
+                                <div class="text">File Path</div>
                             </div>
                             <div class="col" style="width: 100%">
                                 <input
@@ -102,6 +151,7 @@ <h3 style="color: white; letter-spacing: 1px">
                                     type="text"
                                     name="file_path"
                                     value="{00100020}/{0020000D}/{0020000E}/{00080018}.dcm"
+                                    style="font-size: 15px"
                                 />
                             </div>
                         </div>
@@ -338,11 +388,12 @@ <h3 style="color: white; letter-spacing: 1px">
                                     aria-label="Default select example"
                                     name="sendEmail"
                                     onchange="yesnoCheck(this);"
-                                    required
                                 >
-                                    <option selected value="">Select</option>
+                                    <!-- <option selected value="">Select</option> -->
                                     <option value="True">True</option>
-                                    <option value="False">False</option>
+                                    <option selected value="False">
+                                        False
+                                    </option>
                                 </select>
                             </div>
                         </div>
@@ -373,7 +424,42 @@ <h3 style="color: white; letter-spacing: 1px">
                                 />
                             </div>
                         </div>
-
+                        <div
+                            class="row"
+                            style="justify-content: center; align-items: center"
+                        >
+                            <div class="col-1">
+                                <button
+                                    type="button"
+                                    class="btn btn-outline-primary"
+                                    data-toggle="tooltip"
+                                    data-placement="top"
+                                    title="Niffler/cold-extraction/csv/your-file.csv"
+                                >
+                                    ?
+                                </button>
+                            </div>
+                            <div class="col-5">
+                                <div class="text">CSV File*</div>
+                            </div>
+                            <div class="col">
+                                <input
+                                    class="form-control"
+                                    type="file"
+                                    name="csvFile_choose"
+                                    placeholder="Your CSV File"
+                                />
+                                <center>
+                                    <h4 style="color: white">OR</h4>
+                                </center>
+                                <input
+                                    class="form-control"
+                                    type="text"
+                                    name="csvFile_name"
+                                    placeholder="Your csv file path"
+                                />
+                            </div>
+                        </div>
                         <center>
                             <div class="row" style="margin-top: 20px">
                                 <div class="col">
@@ -405,7 +491,7 @@ <h3 style="color: white; letter-spacing: 1px">
                                 padding: 25px;
                             "
                         >
-                            <center>
+                            <!-- <center>
                                 <h1 style="color: white">LOGS</h1>
                             </center>
                             <br />
@@ -419,6 +505,28 @@ <h4 style="color: white">
                             <h4 style="color: white">
                                 Run On-demand Extraction to check Logs
                             </h4>
+                            {% endif %} -->
+                            <center>
+                                <h2 style="color: white">
+                                    FILES PRESENT ON SERVER
+                                </h2>
+                            </center>
+                            <br />
+                            {% if files_list %} {% for files in files_list %}
+                            <h4 style="color: white">→ {{ files }}</h4>
+                            {% endfor %} {% else %}
+                            <h4 style="color: white">
+                                No files present on server currently !!<br />
+                                Please upload files from your system
+                            </h4>
+                            {% endif %}
+                            <br />
+                            {% if logs %}
+                            <h4 style="color: white">Errors: {{ logs[0] }}</h4>
+                            {% else %}
+                            <h4 style="color: white">
+                                Run On-demand Extraction to check Logs
+                            </h4>
                             {% endif %}
                         </div>
                     </div>
diff --git a/modules/frontend/templates/pngHome.html b/modules/frontend/templates/pngHome.html
index cd3fc19..8dd5197 100644
--- a/modules/frontend/templates/pngHome.html
+++ b/modules/frontend/templates/pngHome.html
@@ -50,7 +50,7 @@ <h3 style="color: white; letter-spacing: 1px">
                             </button>
                         </div>
                         <div class="col-5">
-                            <div class="text">DICOM Home Folder</div>
+                            <div class="text">DICOM Home Folder*</div>
                         </div>
 
                         <div class="col">
@@ -87,7 +87,7 @@ <h3 style="color: white; letter-spacing: 1px">
                             </button>
                         </div>
                         <div class="col-5">
-                            <div class="text">Output Folder</div>
+                            <div class="text">Output Folder*</div>
                         </div>
                         <div class="col">
                             <!-- <input
@@ -190,8 +190,9 @@ <h3 style="color: white; letter-spacing: 1px">
                                 class="form-control"
                                 type="number"
                                 name="useProcess"
-                                step="0.5"
+                                step="1"
                                 min="0"
+                                value="0"
                                 placeholder="No. of Cores of CPU to use. Default 0 for all"
                             />
                         </div>
@@ -376,9 +377,9 @@ <h3 style="color: white; letter-spacing: 1px">
                                 onchange="yesnoCheck(this);"
                                 required
                             >
-                                <option selected value="">Select</option>
+                                <!-- <option selected value="">Select</option> -->
                                 <option value="True">True</option>
-                                <option value="False">False</option>
+                                <option selected value="False">False</option>
                             </select>
                         </div>
                     </div>