diff --git a/src-tauri/src/config/prfitem.rs b/src-tauri/src/config/prfitem.rs
index 7475cf1f..46c86478 100644
--- a/src-tauri/src/config/prfitem.rs
+++ b/src-tauri/src/config/prfitem.rs
@@ -297,18 +297,27 @@ impl PrfItem {
         let header = resp.headers();
 
         // parse the Subscription UserInfo
-        let extra = match header.get("Subscription-Userinfo") {
-            Some(value) => {
-                let sub_info = value.to_str().unwrap_or("");
-                Some(PrfExtra {
-                    upload: help::parse_str(sub_info, "upload").unwrap_or(0),
-                    download: help::parse_str(sub_info, "download").unwrap_or(0),
-                    total: help::parse_str(sub_info, "total").unwrap_or(0),
-                    expire: help::parse_str(sub_info, "expire").unwrap_or(0),
-                })
+        let extra;
+        'extra: {
+            for (k, v) in header.iter() {
+                let key_lower = k.as_str().to_ascii_lowercase();
+                // Accept standard custom-metadata prefixes (x-amz-meta-, x-obs-meta-, x-cos-meta-, etc.).
+                if key_lower
+                    .strip_suffix("subscription-userinfo")
+                    .is_some_and(|prefix| prefix.is_empty() || prefix.ends_with('-'))
+                {
+                    let sub_info = v.to_str().unwrap_or("");
+                    extra = Some(PrfExtra {
+                        upload: help::parse_str(sub_info, "upload").unwrap_or(0),
+                        download: help::parse_str(sub_info, "download").unwrap_or(0),
+                        total: help::parse_str(sub_info, "total").unwrap_or(0),
+                        expire: help::parse_str(sub_info, "expire").unwrap_or(0),
+                    });
+                    break 'extra;
+                }
             }
-            None => None,
-        };
+            extra = None;
+        }
 
         // parse the Content-Disposition
         let filename = match header.get("Content-Disposition") {