diff --git a/GKPhotoBrowser/Core/GKPhotoBrowser.m b/GKPhotoBrowser/Core/GKPhotoBrowser.m
index 839b9fc9..1928e3a0 100644
--- a/GKPhotoBrowser/Core/GKPhotoBrowser.m
+++ b/GKPhotoBrowser/Core/GKPhotoBrowser.m
@@ -429,7 +429,7 @@ - (void)layoutSubviews {
     }else {
         CGFloat centerX = self.contentView.bounds.size.width * 0.5f;
         
-        self.countLabel.center = CGPointMake(centerX, (KIsiPhoneX && !self.isLandscape) ? 50 : 30);
+        self.countLabel.center = CGPointMake(centerX, (KIsiPhoneX && !self.isLandscape) ? 65 : 30);
         CGFloat pointY = 0;
         if (self.isLandscape) {
             pointY = self.contentView.bounds.size.height - 20;
@@ -437,7 +437,7 @@ - (void)layoutSubviews {
             pointY = self.contentView.bounds.size.height - 10 - (self.isAdaptiveSafeArea ? 0 : kSafeBottomSpace);
         }
         self.pageControl.center = CGPointMake(centerX, pointY);
-        self.saveBtn.center = CGPointMake(self.contentView.bounds.size.width - 50, pointY);
+        self.saveBtn.center = CGPointMake(self.contentView.bounds.size.width - 30, pointY - 10);
     }
     
     if ([self.delegate respondsToSelector:@selector(photoBrowser:willLayoutSubViews:)]) {
@@ -1416,14 +1416,8 @@ - (UIPageControl *)pageControl {
 - (UIButton *)saveBtn {
     if (!_saveBtn) {
         UIButton *saveBtn = [UIButton new];
-        saveBtn.bounds = CGRectMake(0, 0, 50, 30);
-        [saveBtn setTitle:@"保存" forState:UIControlStateNormal];
-        [saveBtn setTitleColor:UIColor.whiteColor forState:UIControlStateNormal];
-        saveBtn.titleLabel.font = [UIFont systemFontOfSize:15.0f];
-        saveBtn.layer.cornerRadius = 5;
-        saveBtn.layer.masksToBounds = YES;
-        saveBtn.layer.borderColor = UIColor.whiteColor.CGColor;
-        saveBtn.layer.borderWidth = 1;
+        saveBtn.bounds = CGRectMake(0, 0, 20, 20);
+        [saveBtn setBackgroundImage:GKPhotoBrowserImage(@"icon_download") forState:UIControlStateNormal];
         saveBtn.hidden = YES;
         [saveBtn addTarget:self action:@selector(saveBtnClick:) forControlEvents:UIControlEventTouchUpInside];
         _saveBtn = saveBtn;
diff --git a/GKPhotoBrowser/Core/GKPhotoManager.h b/GKPhotoBrowser/Core/GKPhotoManager.h
index 4e98979a..58913ab8 100644
--- a/GKPhotoBrowser/Core/GKPhotoManager.h
+++ b/GKPhotoBrowser/Core/GKPhotoManager.h
@@ -35,6 +35,12 @@ NS_ASSUME_NONNULL_BEGIN
 /** 占位图 */
 @property (nonatomic, strong, nullable) UIImage  *placeholderImage;
 
+/** originUrl 权限header  */
+@property (nonatomic, strong, nullable) NSDictionary  *originAuthToken;
+
+/** url 权限header  */
+@property (nonatomic, strong, nullable) NSDictionary  *authToken;
+
 
 /************************内部使用，无需关心 ********************/
 /** 图片是否加载完成 */
diff --git a/GKPhotoBrowser/Core/GKPhotoView.m b/GKPhotoBrowser/Core/GKPhotoView.m
index 9b97caf0..31b9bac1 100644
--- a/GKPhotoBrowser/Core/GKPhotoView.m
+++ b/GKPhotoBrowser/Core/GKPhotoView.m
@@ -200,10 +200,13 @@ - (void)loadImageWithPhoto:(GKPhoto *)photo isOrigin:(BOOL)isOrigin {
         }
         
         NSURL *url = nil;
+        NSDictionary *authToken = nil;
         if (photo.originFinished) {
             url = photo.originUrl;
+            authToken = photo.originAuthToken;
         }else {
             url = isOrigin ? photo.originUrl : photo.url;
+            authToken = isOrigin ? photo.originAuthToken : photo.authToken;
         }
         
         if (url.absoluteString.length > 0) {
@@ -269,7 +272,7 @@ - (void)loadImageWithPhoto:(GKPhoto *)photo isOrigin:(BOOL)isOrigin {
                 });
             };
             
-            [_imageProtocol setImageForImageView:self.imageView url:url placeholderImage:placeholderImage progress:progressBlock completion:completionBlock];
+            [_imageProtocol setImageForImageView:self.imageView url:url authToken:authToken placeholderImage:placeholderImage progress:progressBlock completion:completionBlock];
         }else {
             if (self.imageView.image) {
                 photo.finished = YES;
diff --git a/GKPhotoBrowser/Core/GKWebImageProtocol.h b/GKPhotoBrowser/Core/GKWebImageProtocol.h
index 880c0309..6bd05326 100644
--- a/GKPhotoBrowser/Core/GKWebImageProtocol.h
+++ b/GKPhotoBrowser/Core/GKWebImageProtocol.h
@@ -20,11 +20,13 @@ typedef void (^GKWebImageCompletionBlock)(UIImage * _Nullable image, NSURL * _Nu
 /// 为imageView设置图片
 /// @param imageView imageView
 /// @param url 图片url
+/// @param auth 图片的权限
 /// @param placeholderImage 缺省图片
 /// @param progressBlock 加载进度
 /// @param completionBlock 完成进度
 - (void)setImageForImageView:(nullable UIImageView *)imageView
                          url:(nullable NSURL *)url
+                   authToken:(nullable NSDictionary *)auth
             placeholderImage:(nullable UIImage *)placeholderImage
                     progress:(nullable GKWebImageProgressBlock)progressBlock
                   completion:(nullable GKWebImageCompletionBlock)completionBlock;
diff --git a/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download.png b/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download.png
new file mode 100644
index 00000000..90b712cd
Binary files /dev/null and b/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download.png differ
diff --git a/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download@2x.png b/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download@2x.png
new file mode 100644
index 00000000..90b712cd
Binary files /dev/null and b/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download@2x.png differ
diff --git a/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download@3x.png b/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download@3x.png
new file mode 100644
index 00000000..90b712cd
Binary files /dev/null and b/GKPhotoBrowser/GKPhotoBrowser.bundle/icon_download@3x.png differ
diff --git a/GKPhotoBrowser/SDWebImage/GKSDWebImageManager.m b/GKPhotoBrowser/SDWebImage/GKSDWebImageManager.m
index 13c394cc..76464af7 100644
--- a/GKPhotoBrowser/SDWebImage/GKSDWebImageManager.m
+++ b/GKPhotoBrowser/SDWebImage/GKSDWebImageManager.m
@@ -29,7 +29,13 @@ - (Class)imageViewClass {
     return SDAnimatedImageView.class;
 }
 
-- (void)setImageForImageView:(UIImageView *)imageView url:(NSURL *)url placeholderImage:(UIImage *)placeholderImage progress:(GKWebImageProgressBlock)progress completion:(GKWebImageCompletionBlock)completion {
+- (void)setImageForImageView:(UIImageView *)imageView url:(NSURL *)url authToken:(NSDictionary *)token placeholderImage:(UIImage *)placeholderImage progress:(GKWebImageProgressBlock)progress completion:(GKWebImageCompletionBlock)completion {
+    
+    SDWebImageDownloader *manager = [SDWebImageManager sharedManager].imageLoader;
+    for (NSString *key in token) {
+        [manager setValue:[token objectForKey:key] forHTTPHeaderField:key];
+    }
+   
     [imageView sd_setImageWithURL:url placeholderImage:placeholderImage options:SDWebImageRetryFailed progress:^(NSInteger receivedSize, NSInteger expectedSize, NSURL * _Nullable targetURL) {
         !progress ? : progress(receivedSize, expectedSize);
     } completed:^(UIImage * _Nullable image, NSError * _Nullable error, SDImageCacheType cacheType, NSURL * _Nullable imageURL) {