diff --git a/utils/CBZUtils.py b/utils/CBZUtils.py
index 3733063..3a3d0c6 100644
--- a/utils/CBZUtils.py
+++ b/utils/CBZUtils.py
@@ -6,6 +6,7 @@ from zipfile import ZipFile
 from utils.comic.ComicInfo import comicInfo
 from utils.Ntfy import ntfy
 from utils.FileUtils import fileUtils
+from utils.comic.PathStr import pathStr
 
 class CBZUtils:
 
@@ -147,4 +148,33 @@ class  verUtils:
                         is_next = True
                 except:
                     ntfy(f"删除失败 {cbz_path}")
-        return is_next
\ No newline at end of file
+        return is_next
+
+    @classmethod
+    def existsUnzipCBZ(cls,filesname):
+        result = False
+        unzip_base_path = pathStr.base_unzip_path
+        zipfile_path = os.path.join(unzip_base_path,comicInfo.str_comic_name,comicInfo.str_chapter+".CBZ")
+        #判断是否存在已下载CBZ文件
+        if os.path.exists(zipfile_path) and not os.path.exists(CBZUtils.getCBZ_Path()):
+            print(f"存在CBZ文件{zipfile_path},解压中")
+            zip_file = ZipFile(zipfile_path)
+            #CBZ中文件数量，剔除ComicInfo.xml
+            info_list = zip_file.namelist()
+            if len(filesname) == len(zip_file.namelist())-1:
+                unzip_path = comicInfo.getDirComicChapter()
+                zip_file.extractall(unzip_path)
+                zip_file.close()
+                print(f"解压完成: CBZ文件{zipfile_path}")
+                print(f"文件校验中")
+                for file in os.listdir(unzip_path):
+                    if file.endswith(".jpg") and not fileUtils.ver_file(os.path.join(unzip_path,file),type="image"): 
+                        #清空文件
+                        try:
+                            shutil.rmtree(unzip_path)
+                        except Exception as e:
+                            print(e)
+                        return False
+                comicInfo.writeComicInfoXML(overlay=True)
+                result = True
+        return result
\ No newline at end of file
diff --git a/utils/FileUtils.py b/utils/FileUtils.py
index 97d02e5..c19ad77 100644
--- a/utils/FileUtils.py
+++ b/utils/FileUtils.py
@@ -207,19 +207,25 @@ class fileUtils:
     @classmethod
     def ver_file(cls,file_path,type):
         time.sleep(0.1)
-        if type == "image" and int(os.path.getsize(file_path)) > 100:
+        file_size = os.path.getsize(file_path)
+        if type == "image" and int(file_size) > 100:
             #验证是否是图像
             try:
                 img = Image.open(file_path)
                 img.verify()
+                print(f"{file_path} 类型为type:{type} size: {file_size}")
                 return True
             except:
                 if os.path.exists(file_path):
                     os.remove(file_path)
-                    print(f"{file_path}已损坏 type:{type}，删除重试中")
+                    print(f"{file_path}已损坏 type:{type} size: {file_size}，删除重试中")
                 return False
         else:
-            print(f"文件小于100b,{file_path}") 
+            print(f"文件小于100b删除中,{file_path} size: {file_size}")
+            try:
+                os.remove(file_path)
+            except Exception as e:
+                print(e)
             return False
 
     @classmethod
diff --git a/utils/base/BaseComicEntity.py b/utils/base/BaseComicEntity.py
index 2225376..02fde03 100644
--- a/utils/base/BaseComicEntity.py
+++ b/utils/base/BaseComicEntity.py
@@ -139,8 +139,9 @@ class baseComic:
                 ci.writeComicInfoXML(chapter_name)    
             ntfy.sendMsg(f"{book_name} {chapter_name} 下载中")
             is_next = verUtils.verNextCBZ(list_img)
+            is_unzip = verUtils.existsUnzipCBZ(files_name)
             repeat = 1 
-            while not is_next and repeat <= 2:
+            while not is_next and repeat <= 2 and not is_unzip:
                 download_images(list_img,ci.getDirComicChapter(), files_name=files_name,concurrency=10,timeout=60)
                 is_next = len(",".join(os.listdir(ci.getDirComicChapter())).split(".jpg"))-1 == len(list_img)
                 if not is_next:
diff --git a/utils/comic/ComicInfo.py b/utils/comic/ComicInfo.py
index 9ae67e5..9d9e134 100644
--- a/utils/comic/ComicInfo.py
+++ b/utils/comic/ComicInfo.py
@@ -312,7 +312,7 @@ class comicInfo():
         return cls.path_comic_info
        
     @classmethod
-    def writeComicInfoXML(cls,chapter,path=None):
+    def writeComicInfoXML(cls,chapter=None,path=None,overlay=False):
         root = cls.root_node()
         new_document = Document()
         new_document.appendChild(root)
@@ -334,7 +334,7 @@ class comicInfo():
         if path != None: cls.path_comic_info = os.path.join(path,cls.COMIC_INFO_XML)
         base_dir  = os.path.dirname(cls.path_comic_info)
         if not os.path.exists(base_dir): os.makedirs(base_dir)
-        if os.path.exists(cls.path_comic_info):
+        if os.path.exists(cls.path_comic_info) and not overlay:
             print(f"{cls.COMIC_INFO_XML} 已存在")
             return None
         with open(cls.path_comic_info , "w", encoding="utf-8") as fo:
diff --git a/utils/comic/PathStr.py b/utils/comic/PathStr.py
index 5ce19e1..8a82474 100644
--- a/utils/comic/PathStr.py
+++ b/utils/comic/PathStr.py
@@ -9,7 +9,7 @@ class pathStr:
 
     comic_url_main = None
     base_comic_out = os.path.join("/mnt", "Comics")
-
+    base_unzip_path = os.path.join("/mnt","OldComics")
     @classmethod
     def base_cbz(cls): return cls.getBaseComicPath("CBZ")
     @classmethod