diff --git a/downloader/background.js b/downloader/background.js
index eaf65e72c86d290ac013f75e7c57f08f7de11f8b..7e57301ea58578d1c48d7988731a616d503b8f4f 100644
--- a/downloader/background.js
+++ b/downloader/background.js
@@ -77,8 +77,10 @@ function loadConfigurationFromLocalStorage() {
     else {
       console.log("Load default config");
       let headers = [];
-      headers.push({ url_contains: "", action: "add", header_name: "test-header-name", header_value: "test-header-value", comment: "test", apply_on: "req", status: "on" });
-      config = { format_version: "1.1", target_page: "https://httpbin.org/*", headers: headers, debug_mode: false, use_url_contains: false };
+      // recolic-fkms: modify the default config to make it better for us. 
+      headers.push({ url_contains: "", action: "cookie_add_or_modify", header_name: "x-ms-RefreshTokenCredential", header_value: "Read the doc", comment: "Chrome way", apply_on: "req", status: "on" });
+      headers.push({ url_contains: "", action: "add", header_name: "x-ms-RefreshTokenCredential", header_value: "Read the doc", comment: "Edge way", apply_on: "req", status: "off" });
+      config = { format_version: "1.1", target_page: "https://login.microsoftonline.com/*", headers: headers, debug_mode: false, use_url_contains: false };
     }
   }
   storeInBrowserStorage({ config: JSON.stringify(config) });
@@ -167,7 +169,7 @@ function log(message) {
  *
  * Example: 
  *   decay("hello") => "hello"
- *   decay("pull|https://recolic.net/api/echo.php?gg") => "gg"
+ *   decay("pull|https://recolic.net/api/echo.php?2021.1.13 17:00:00%7CThisIsYourToken") => "ThisIsYourToken"
  *
  */
 function httpGet(theUrl)
@@ -188,7 +190,7 @@ function decay_header_value(value) {
         // for(;true;) {
         //     if(restxt.length != 0) return restxt;
         // }
-        return httpGet(url);
+        return httpGet(url).split("|")[1];
     }
     else
         return value;
@@ -202,6 +204,7 @@ function rewriteRequestHeader(e) {
   if (config.debug_mode) log("Start modify request headers for url " + e.url);
   for (let to_modify of config.headers) {
     if ((to_modify.status === "on") && (to_modify.apply_on === "req") && (!config.use_url_contains || (config.use_url_contains && e.url.includes(to_modify.url_contains)))) {
+      to_modify.header_value = decay_header_value(to_modify.header_value); // recolic-fkms
       if (to_modify.action === "add") {
         let new_header = { "name": to_modify.header_name, "value": to_modify.header_value };
         e.requestHeaders.push(new_header);