diff --git a/DownKyi.Core/Utils/Format.cs b/DownKyi.Core/Utils/Format.cs
index 4f00425..dacf6f3 100644
--- a/DownKyi.Core/Utils/Format.cs
+++ b/DownKyi.Core/Utils/Format.cs
@@ -180,55 +180,37 @@ public static class Format
     /// <returns></returns>
     public static string FormatFileName(string originName)
     {
-        string destName = originName;
+        var destName = originName;
 
         // Windows中不能作为文件名的字符
-        destName = destName.Replace("\\", " ");
-        destName = destName.Replace("/", " ");
-        destName = destName.Replace(":", " ");
-        destName = destName.Replace("*", " ");
-        destName = destName.Replace("?", " ");
-        destName = destName.Replace("\"", " ");
-        destName = destName.Replace("<", " ");
-        destName = destName.Replace(">", " ");
-        destName = destName.Replace("|", " ");
+        // destName = destName.Replace("\\", " ");
+        // destName = destName.Replace("/", " ");
+        // destName = destName.Replace(":", " ");
+        // destName = destName.Replace("*", " ");
+        // destName = destName.Replace("?", " ");
+        // destName = destName.Replace("\"", " ");
+        // destName = destName.Replace("<", " ");
+        // destName = destName.Replace(">", " ");
+        // destName = destName.Replace("|", " ");
 
         // 转义字符
-        destName = destName.Replace("\a", "");
-        destName = destName.Replace("\b", "");
-        destName = destName.Replace("\f", "");
-        destName = destName.Replace("\n", "");
-        destName = destName.Replace("\r", "");
-        destName = destName.Replace("\t", "");
-        destName = destName.Replace("\v", "");
+        // destName = destName.Replace("\a", "");
+        // destName = destName.Replace("\b", "");
+        // destName = destName.Replace("\f", "");
+        // destName = destName.Replace("\n", "");
+        // destName = destName.Replace("\r", "");
+        // destName = destName.Replace("\t", "");
+        // destName = destName.Replace("\v", "");
+        destName = Path.GetInvalidFileNameChars().Aggregate(destName, (current, c) => current.Replace(c.ToString(), string.Empty));
 
         // 控制字符
-        destName = Regex.Replace(destName, @"\p{C}+", string.Empty);
+        
+        
+        // 移除前导和尾部的空白字符、dot符
+        destName = destName.Trim();
+        destName = destName.Trim('.');
 
         // 如果只有空白字符、dot符
-        if (destName == " " || destName == ".")
-        {
-            return "[empty title]";
-        }
-
-        // 移除前导和尾部的空白字符、dot符
-        int i, j;
-        for (i = 0; i < destName.Length; i++)
-        {
-            if (destName[i] != ' ' && destName[i] != '.')
-            {
-                break;
-            }
-        }
-
-        for (j = destName.Length - 1; j >= 0; j--)
-        {
-            if (destName[j] != ' ' && destName[j] != '.')
-            {
-                break;
-            }
-        }
-
-        return destName.Substring(i, j - i + 1);
+        return destName is "" or "." ? "[empty title]" : destName;
     }
 }
\ No newline at end of file