diff --git a/Cargo.toml b/Cargo.toml
index df087c1..67dac4c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "slack-morphism"
-version = "2.2.0"
+version = "2.3.0-alpha.1"
 authors = ["Abdulla Abdurakhmanov <me@abdolence.dev>"]
 edition = "2021"
 license = "Apache-2.0"
diff --git a/examples/client.rs b/examples/client.rs
index 5b03e78..7ec0608 100644
--- a/examples/client.rs
+++ b/examples/client.rs
@@ -88,13 +88,34 @@ async fn test_file_upload() -> Result<(), Box<dyn std::error::Error + Send + Syn
     let token: SlackApiToken = SlackApiToken::new(token_value);
     let session = client.open_session(&token);
 
-    let file_upload_req = SlackApiFilesUploadRequest::new()
-        .with_channels(vec!["#random".into()])
-        .with_binary_content("test-content".into())
-        .with_filename("test.txt".into());
+    let test_content: String = "test-content".into();
 
-    let file_upload_resp = session.files_upload(&file_upload_req).await?;
-    println!("file upload resp: {:#?}", &file_upload_resp);
+    let get_upload_url_req =
+        SlackApiFilesGetUploadUrlExternalRequest::new("test.txt".into(), test_content.len());
+    let upload_url_resp = session.get_upload_url_external(&get_upload_url_req).await?;
+    println!("get url resp: {:#?}", &upload_url_resp);
+
+    let file_upload_req = SlackApiFilesUploadViaUrlRequest::new(
+        upload_url_resp.upload_url,
+        test_content.into(),
+        "text/plain".into(),
+    );
+
+    let file_upload_resp = session.files_upload_via_url(&file_upload_req).await?;
+    println!("file_upload_resp: {:#?}", &file_upload_resp);
+
+    let complete_file_upload_req =
+        SlackApiFilesCompleteUploadExternalRequest::new(vec![SlackApiFilesComplete::new(
+            upload_url_resp.file_id,
+        )]); // .with_channel_id("C.....".into());
+
+    let complete_file_upload_resp = session
+        .files_complete_upload_external(&complete_file_upload_req)
+        .await?;
+    println!(
+        "complete_file_upload_resp: {:#?}",
+        &complete_file_upload_resp
+    );
 
     Ok(())
 }
diff --git a/src/api/files.rs b/src/api/files.rs
index df2f778..c75099b 100644
--- a/src/api/files.rs
+++ b/src/api/files.rs
@@ -7,6 +7,10 @@ use rvstruct::ValueStruct;
 use serde::{Deserialize, Serialize, Serializer};
 use serde_with::skip_serializing_none;
 
+use crate::api::{
+    SlackApiUsersConversationsRequest, SlackApiUsersConversationsResponse,
+    SlackApiUsersProfileSetRequest, SlackApiUsersProfileSetResponse,
+};
 use crate::models::*;
 use crate::multipart_form::FileMultipartData;
 use crate::ratectl::*;
@@ -20,6 +24,9 @@ where
     ///
     /// https://api.slack.com/methods/files.upload
     ///
+    #[deprecated(
+        note = "Deprecated by Slack. Use `getUploadURLExternal/files_upload_via_url/completeUploadExternal` instead."
+    )]
     pub async fn files_upload(
         &self,
         req: &SlackApiFilesUploadRequest,
@@ -64,6 +71,57 @@ where
             )
             .await
     }
+
+    ///
+    /// https://api.slack.com/methods/files.getUploadURLExternal
+    ///
+    pub async fn get_upload_url_external(
+        &self,
+        req: &SlackApiFilesGetUploadUrlExternalRequest,
+    ) -> ClientResult<SlackApiFilesGetUploadUrlExternalResponse> {
+        self.http_session_api
+            .http_get(
+                "files.getUploadURLExternal",
+                &vec![
+                    ("filename", Some(&req.filename)),
+                    ("length", Some(&req.length.to_string())),
+                    ("alt_txt", req.alt_txt.as_ref()),
+                    ("snippet_type", req.snippet_type.as_ref().map(|v| v.value())),
+                ],
+                Some(&SLACK_TIER4_METHOD_CONFIG),
+            )
+            .await
+    }
+
+    pub async fn files_upload_via_url(
+        &self,
+        req: &SlackApiFilesUploadViaUrlRequest,
+    ) -> ClientResult<SlackApiFilesUploadViaUrlResponse> {
+        self.http_session_api
+            .http_post_uri_binary(
+                req.upload_url.value().clone(),
+                req.content_type.clone(),
+                &req.content,
+                Some(&SLACK_TIER4_METHOD_CONFIG),
+            )
+            .await
+    }
+
+    ///
+    /// https://api.slack.com/methods/files.completeUploadExternal
+    ///
+    pub async fn files_complete_upload_external(
+        &self,
+        req: &SlackApiFilesCompleteUploadExternalRequest,
+    ) -> ClientResult<SlackApiFilesCompleteUploadExternalResponse> {
+        self.http_session_api
+            .http_post(
+                "files.completeUploadExternal",
+                req,
+                Some(&SLACK_TIER4_METHOD_CONFIG),
+            )
+            .await
+    }
 }
 
 #[skip_serializing_none]
@@ -87,6 +145,56 @@ pub struct SlackApiFilesUploadResponse {
     pub file: SlackFile,
 }
 
+#[skip_serializing_none]
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
+pub struct SlackApiFilesGetUploadUrlExternalRequest {
+    pub filename: String,
+    pub length: usize,
+    pub alt_txt: Option<String>,
+    pub snippet_type: Option<SlackFileSnippetType>,
+}
+
+#[skip_serializing_none]
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
+pub struct SlackApiFilesGetUploadUrlExternalResponse {
+    pub upload_url: SlackFileUploadUrl,
+    pub file_id: SlackFileId,
+}
+
+#[skip_serializing_none]
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
+pub struct SlackApiFilesUploadViaUrlRequest {
+    pub upload_url: SlackFileUploadUrl,
+    pub content: Vec<u8>,
+    pub content_type: String,
+}
+
+#[skip_serializing_none]
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
+pub struct SlackApiFilesUploadViaUrlResponse {}
+
+#[skip_serializing_none]
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
+pub struct SlackApiFilesCompleteUploadExternalRequest {
+    pub files: Vec<SlackApiFilesComplete>,
+    pub channel_id: Option<SlackChannelId>,
+    pub initial_comment: Option<String>,
+    pub thread_ts: Option<SlackTs>,
+}
+
+#[skip_serializing_none]
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
+pub struct SlackApiFilesCompleteUploadExternalResponse {
+    pub files: Vec<SlackApiFilesComplete>,
+}
+
+#[skip_serializing_none]
+#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
+pub struct SlackApiFilesComplete {
+    pub id: SlackFileId,
+    pub title: Option<String>,
+}
+
 fn to_csv<S: Serializer>(x: &Option<Vec<SlackChannelId>>, s: S) -> Result<S::Ok, S::Error> {
     match x {
         None => s.serialize_none(),
diff --git a/src/client.rs b/src/client.rs
index 14a75d8..35a42c1 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -152,6 +152,16 @@ pub trait SlackClientHttpConnector {
         }
     }
 
+    fn http_post_uri_binary<'a, 'p, RS>(
+        &'a self,
+        full_uri: Url,
+        content_type: String,
+        data: &'a [u8],
+        context: SlackClientApiCallContext<'a>,
+    ) -> BoxFuture<'a, ClientResult<RS>>
+    where
+        RS: for<'de> serde::de::Deserialize<'de> + Send + 'a + Send + 'a;
+
     fn create_method_uri_path(&self, method_relative_uri: &str) -> ClientResult<Url> {
         Ok(SlackClientHttpApiUri::create_method_uri_path(method_relative_uri).parse()?)
     }
@@ -378,4 +388,54 @@ where
             .http_post_multipart_form(method_relative_uri, file, params, context)
             .await
     }
+
+    pub async fn http_post_uri_multipart_form<'p, RS, PT, TS>(
+        &self,
+        full_uri: Url,
+        file: Option<FileMultipartData<'p>>,
+        params: &'p PT,
+        rate_control_params: Option<&'a SlackApiMethodRateControlConfig>,
+    ) -> ClientResult<RS>
+    where
+        RS: for<'de> serde::de::Deserialize<'de> + Send,
+        PT: std::iter::IntoIterator<Item = (&'p str, Option<TS>)> + Clone,
+        TS: AsRef<str> + 'p + Send,
+    {
+        let context = SlackClientApiCallContext {
+            rate_control_params,
+            token: Some(self.token),
+            tracing_span: &self.span,
+            is_sensitive_url: false,
+        };
+
+        self.client
+            .http_api
+            .connector
+            .http_post_uri_multipart_form(full_uri, file, params, context)
+            .await
+    }
+
+    pub async fn http_post_uri_binary<'p, RS>(
+        &self,
+        full_uri: Url,
+        content_type: String,
+        data: &'a [u8],
+        rate_control_params: Option<&'a SlackApiMethodRateControlConfig>,
+    ) -> ClientResult<RS>
+    where
+        RS: for<'de> serde::de::Deserialize<'de> + Send,
+    {
+        let context = SlackClientApiCallContext {
+            rate_control_params,
+            token: Some(self.token),
+            tracing_span: &self.span,
+            is_sensitive_url: true,
+        };
+
+        self.client
+            .http_api
+            .connector
+            .http_post_uri_binary(full_uri, content_type, data, context)
+            .await
+    }
 }
diff --git a/src/hyper_tokio/connector.rs b/src/hyper_tokio/connector.rs
index 7fccfac..60e9501 100644
--- a/src/hyper_tokio/connector.rs
+++ b/src/hyper_tokio/connector.rs
@@ -19,10 +19,12 @@ use crate::hyper_tokio::multipart_form::{
 use crate::multipart_form::FileMultipartData;
 use crate::prelude::hyper_ext::HyperExtensions;
 use crate::ratectl::SlackApiRateControlConfig;
+use bytes::BytesMut;
 use std::hash::Hash;
 use std::hash::Hasher;
 use std::sync::Arc;
 use std::time::Duration;
+
 use tracing::*;
 use url::Url;
 
@@ -448,4 +450,46 @@ impl<H: 'static + Send + Sync + Clone + connect::Connect> SlackClientHttpConnect
             Err(err) => futures::future::err(err.into()).boxed(),
         }
     }
+
+    fn http_post_uri_binary<'a, 'p, RS>(
+        &'a self,
+        full_uri: Url,
+        content_type: String,
+        data: &'a [u8],
+        context: SlackClientApiCallContext<'a>,
+    ) -> BoxFuture<'a, ClientResult<RS>>
+    where
+        RS: for<'de> serde::de::Deserialize<'de> + Send + 'a + Send + 'a,
+    {
+        let context_token = context.token;
+        let body_bytes = BytesMut::from(data).freeze();
+
+        async move {
+            let response_body = self
+                .send_rate_controlled_request(
+                    move || {
+                        let http_body = Full::new(body_bytes.clone()).boxed();
+                        let http_base_request = HyperExtensions::create_http_request(
+                            full_uri.clone(),
+                            hyper::http::Method::POST,
+                        )
+                        .header("content-type", content_type.as_str());
+
+                        let http_request = HyperExtensions::setup_token_auth_header(
+                            http_base_request,
+                            context_token,
+                        );
+
+                        http_request.body(http_body).map_err(|e| e.into())
+                    },
+                    context,
+                    None,
+                    0,
+                )
+                .await?;
+
+            Ok(response_body)
+        }
+        .boxed()
+    }
 }
diff --git a/src/models/files/mod.rs b/src/models/files/mod.rs
index 061c48b..4f1a34f 100644
--- a/src/models/files/mod.rs
+++ b/src/models/files/mod.rs
@@ -7,6 +7,7 @@ use serde_with::skip_serializing_none;
 use url::Url;
 
 pub mod comments;
+
 pub use comments::*;
 
 #[derive(Debug, Eq, PartialEq, Hash, Clone, Serialize, Deserialize, ValueStruct)]
@@ -21,6 +22,12 @@ pub struct SlackFilePrettyType(pub String);
 #[derive(Debug, Eq, PartialEq, Hash, Clone, Serialize, Deserialize, ValueStruct)]
 pub struct SlackFileExternalType(pub String);
 
+#[derive(Debug, Eq, PartialEq, Hash, Clone, Serialize, Deserialize, ValueStruct)]
+pub struct SlackFileSnippetType(pub String);
+
+#[derive(Debug, Eq, PartialEq, Hash, Clone, Serialize, Deserialize, ValueStruct)]
+pub struct SlackFileUploadUrl(pub Url);
+
 #[skip_serializing_none]
 #[derive(Debug, PartialEq, Clone, Serialize, Deserialize, Builder)]
 pub struct SlackFile {