diff --git a/icns2png.py b/icns2png.py
index 7de8b82..cf9a998 100644
--- a/icns2png.py
+++ b/icns2png.py
@@ -23,11 +23,14 @@ if __name__ == "__main__":
         icns_path = os.path.join(icons_dir, file)
         image = Image.open(icns_path)
         image_512 = image.copy().resize((512, 512))
+        image_256 = image.copy().resize((256, 256))
         image_32 = image.copy().resize((32, 32))
         image_name = os.path.splitext(file)[0]
         image_512_path = os.path.join(png_dir, image_name + "_512.png")
+        image_256_path = os.path.join(png_dir, image_name + "_256.ico")
         image_32_path = os.path.join(png_dir, image_name + "_32.ico")
         image_512.save(image_512_path, "PNG")
+        image_256.save(image_256_path, "ICO")
         image_32.save(image_32_path, "ICO")
     print("png file write success.")
     print(f"There are {len(os.listdir(png_dir))} png picture in ", png_dir)
diff --git a/src-tauri/png/aliyuque_256.ico b/src-tauri/png/aliyuque_256.ico
new file mode 100644
index 0000000..42c62b3
Binary files /dev/null and b/src-tauri/png/aliyuque_256.ico differ
diff --git a/src-tauri/png/anymind_256.ico b/src-tauri/png/anymind_256.ico
new file mode 100644
index 0000000..dda2147
Binary files /dev/null and b/src-tauri/png/anymind_256.ico differ
diff --git a/src-tauri/png/code_256.ico b/src-tauri/png/code_256.ico
new file mode 100644
index 0000000..6da8d09
Binary files /dev/null and b/src-tauri/png/code_256.ico differ
diff --git a/src-tauri/png/fanfou_256.ico b/src-tauri/png/fanfou_256.ico
new file mode 100644
index 0000000..91c7d46
Binary files /dev/null and b/src-tauri/png/fanfou_256.ico differ
diff --git a/src-tauri/png/flomo_256.ico b/src-tauri/png/flomo_256.ico
new file mode 100644
index 0000000..a796102
Binary files /dev/null and b/src-tauri/png/flomo_256.ico differ
diff --git a/src-tauri/png/fone_256.ico b/src-tauri/png/fone_256.ico
new file mode 100644
index 0000000..95826c0
Binary files /dev/null and b/src-tauri/png/fone_256.ico differ
diff --git a/src-tauri/png/jdread_256.ico b/src-tauri/png/jdread_256.ico
new file mode 100644
index 0000000..55512fb
Binary files /dev/null and b/src-tauri/png/jdread_256.ico differ
diff --git a/src-tauri/png/jike_256.ico b/src-tauri/png/jike_256.ico
new file mode 100644
index 0000000..c49d202
Binary files /dev/null and b/src-tauri/png/jike_256.ico differ
diff --git a/src-tauri/png/notion_256.ico b/src-tauri/png/notion_256.ico
new file mode 100644
index 0000000..ce51f05
Binary files /dev/null and b/src-tauri/png/notion_256.ico differ
diff --git a/src-tauri/png/reference_256.ico b/src-tauri/png/reference_256.ico
new file mode 100644
index 0000000..2b8281f
Binary files /dev/null and b/src-tauri/png/reference_256.ico differ
diff --git a/src-tauri/png/roam_256.ico b/src-tauri/png/roam_256.ico
new file mode 100644
index 0000000..ee829b8
Binary files /dev/null and b/src-tauri/png/roam_256.ico differ
diff --git a/src-tauri/png/tool_256.ico b/src-tauri/png/tool_256.ico
new file mode 100644
index 0000000..ed34bcc
Binary files /dev/null and b/src-tauri/png/tool_256.ico differ
diff --git a/src-tauri/png/translate_256.ico b/src-tauri/png/translate_256.ico
new file mode 100644
index 0000000..ebbd667
Binary files /dev/null and b/src-tauri/png/translate_256.ico differ
diff --git a/src-tauri/png/twitter_256.ico b/src-tauri/png/twitter_256.ico
new file mode 100644
index 0000000..4ecac31
Binary files /dev/null and b/src-tauri/png/twitter_256.ico differ
diff --git a/src-tauri/png/v2ex_256.ico b/src-tauri/png/v2ex_256.ico
new file mode 100644
index 0000000..6c5b7ef
Binary files /dev/null and b/src-tauri/png/v2ex_256.ico differ
diff --git a/src-tauri/png/vercel_256.ico b/src-tauri/png/vercel_256.ico
new file mode 100644
index 0000000..be1824a
Binary files /dev/null and b/src-tauri/png/vercel_256.ico differ
diff --git a/src-tauri/png/weread_256.ico b/src-tauri/png/weread_256.ico
new file mode 100644
index 0000000..8654aba
Binary files /dev/null and b/src-tauri/png/weread_256.ico differ
diff --git a/src-tauri/png/whatsapp_256.ico b/src-tauri/png/whatsapp_256.ico
new file mode 100644
index 0000000..8b4f0c9
Binary files /dev/null and b/src-tauri/png/whatsapp_256.ico differ
diff --git a/src-tauri/png/witeboard_256.ico b/src-tauri/png/witeboard_256.ico
new file mode 100644
index 0000000..5151980
Binary files /dev/null and b/src-tauri/png/witeboard_256.ico differ
diff --git a/src-tauri/png/youtube_256.ico b/src-tauri/png/youtube_256.ico
new file mode 100644
index 0000000..d7b6ede
Binary files /dev/null and b/src-tauri/png/youtube_256.ico differ
diff --git a/src-tauri/png/yuque_256.ico b/src-tauri/png/yuque_256.ico
new file mode 100644
index 0000000..e061639
Binary files /dev/null and b/src-tauri/png/yuque_256.ico differ
diff --git a/src-tauri/tauri.conf.json b/src-tauri/tauri.conf.json
index cd95dcd..733d5cf 100644
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@@ -20,6 +20,7 @@
     "bundle": {
       "icon": [
         "icons/weread.icns",
+        "png/weread_256.ico",
         "png/weread_32.ico",
         "png/weread_512.png"
       ],