diff --git a/public/libs/control.js b/public/libs/control.js
index 66b32e3..6edad34 100644
--- a/public/libs/control.js
+++ b/public/libs/control.js
@@ -1906,7 +1906,7 @@ control.prototype._replay_save = function () {
         if (core.status.replay.save.length == 30)
             core.status.replay.save.shift();
         core.status.replay.save.push({
-            data: core.saveData(),
+            data: core.saveData(true),
             replay: {
                 totalList: core.cloneArray(core.status.replay.totalList),
                 toReplay: core.cloneArray(core.status.replay.toReplay),
@@ -2242,7 +2242,7 @@ control.prototype.autosave = function (removeLast) {
     core.saves.autosave.data.splice(
         core.saves.autosave.now,
         0,
-        core.saveData()
+        core.saveData(true)
     );
     core.saves.autosave.now += 1;
     if (core.saves.autosave.data.length > core.saves.autosave.max) {
@@ -2648,8 +2648,8 @@ control.prototype._syncLoad_write = function (data) {
 };
 
 ////// 存档到本地 //////
-control.prototype.saveData = function () {
-    return this.controldata.saveData();
+control.prototype.saveData = function (fromAutosave) {
+    return this.controldata.saveData(fromAutosave);
 };
 
 ////// 从本地读档 //////
diff --git a/public/libs/utils.js b/public/libs/utils.js
index e5b5d29..96b8a13 100644
--- a/public/libs/utils.js
+++ b/public/libs/utils.js
@@ -638,7 +638,7 @@ utils.prototype.arrayToRGBA = function (color) {
 };
 
 ////// 加密路线 //////
-utils.prototype.encodeRoute = function (route) {
+utils.prototype.encodeRoute = function (route, compress = true) {
     var ans = '',
         lastMove = '',
         cnt = 0;
@@ -665,7 +665,11 @@ utils.prototype.encodeRoute = function (route) {
         ans += lastMove.substring(0, 1).toUpperCase();
         if (cnt > 1) ans += cnt;
     }
-    return LZString.compressToBase64(ans);
+    if (!compress) {
+        return '!!' + ans;
+    } else {
+        return LZString.compressToBase64(ans);
+    }
 };
 
 utils.prototype._encodeRoute_id2number = function (id) {
@@ -704,21 +708,23 @@ utils.prototype._encodeRoute_encodeOne = function (t) {
 utils.prototype.decodeRoute = function (route) {
     if (!route) return route;
 
-    // 解压缩
-    try {
+    var decodeObj = { index: 0, ans: [] };
+    if (route.startsWith('!!')) decodeObj.index = 2;
+    else {
         var v = LZString.decompressFromBase64(route);
         if (v != null && /^[-_a-zA-Z0-9+\/=:()]*$/.test(v)) {
             if (v != '' || route.length < 8) route = v;
         }
-    } catch (e) {}
+    }
+    decodeObj.route = route;
 
-    var decodeObj = { route: route, index: 0, ans: [] };
     while (decodeObj.index < decodeObj.route.length) {
         this._decodeRoute_decodeOne(
             decodeObj,
             decodeObj.route.charAt(decodeObj.index++)
         );
     }
+
     return decodeObj.ans;
 };
 
diff --git a/public/project/functions.js b/public/project/functions.js
index 881bd15..bcb353b 100644
--- a/public/project/functions.js
+++ b/public/project/functions.js
@@ -248,7 +248,7 @@ var functions_d6ad677b_427a_4623_b50f_a445a3b0ef8a = {
         }
     },
     control: {
-        saveData: function () {
+        saveData: function (fromAutosave) {
             // 存档操作，此函数应该返回“具体要存档的内容”
 
             // 差异化存储values
@@ -264,7 +264,7 @@ var functions_d6ad677b_427a_4623_b50f_a445a3b0ef8a = {
                 hero: core.clone(core.status.hero, name => name !== 'chase'),
                 hard: core.status.hard,
                 maps: core.clone(core.maps.saveMap()),
-                route: core.encodeRoute(core.status.route),
+                route: core.encodeRoute(core.status.route, !fromAutosave),
                 values: values,
                 version: core.firstData.version,
                 guid: core.getGuid(),
diff --git a/src/types/control.d.ts b/src/types/control.d.ts
index 1a703c0..86264f5 100644
--- a/src/types/control.d.ts
+++ b/src/types/control.d.ts
@@ -626,7 +626,7 @@ interface Control {
     /**
      * 存档到本地
      */
-    saveData(): Save;
+    saveData(fromAutosave: boolean): Save;
 
     /**
      * 从本地读档
diff --git a/src/types/function.d.ts b/src/types/function.d.ts
index 9d07f86..152d7e9 100644
--- a/src/types/function.d.ts
+++ b/src/types/function.d.ts
@@ -12,7 +12,7 @@ interface ControlData {
     /**
      * 获取保存信息
      */
-    saveData(): Save;
+    saveData(fromAutosave: boolean): Save;
 
     /**
      * 读取一个存档