diff --git a/src-tauri/src/utils/help.rs b/src-tauri/src/utils/help.rs
index fe735978..5d68ee6d 100644
--- a/src-tauri/src/utils/help.rs
+++ b/src-tauri/src/utils/help.rs
@@ -103,7 +103,7 @@ pub fn open_file(_: tauri::AppHandle, path: PathBuf) -> Result<()> {
     Ok(())
 }
 
-// 添加新的函数来处理字节数据
+#[cfg(target_os = "macos")]
 pub fn is_monochrome_image_from_bytes(data: &[u8]) -> anyhow::Result<bool> {
     let img = image::load_from_memory(data)?;
     let rgb_img = img.to_rgb8();