diff --git a/README.md b/README.md
index e0c19132e..d645f1525 100644
--- a/README.md
+++ b/README.md
@@ -77,8 +77,15 @@ proxy_set_header X-Forwarded-Proto $scheme;
 **Note: Please back up your data before upgrading!**
 
 ```bash
-# Enter directory and run command
+# Method 1: Enter directory and run command
 ./cmd update
+
+# Or method 2: use this method if method 1 fails
+git pull
+./cmd mysql backup
+./cmd uninstall
+./cmd install
+./cmd mysql recovery
 ```
 
 ## Uninstall
diff --git a/README_CN.md b/README_CN.md
index 83e74d4a0..cae3223ee 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -77,8 +77,15 @@ proxy_set_header X-Forwarded-Proto $scheme;
 **注意：在升级之前请备份好你的数据！**
 
 ```bash
-# 进入项目所在目录，运行一下命令即可
+# 方法1：进入项目所在目录，运行一下命令即可
 ./cmd update
+
+# （或者）方法2：如果方法1失败请使用此方法
+git pull
+./cmd mysql backup
+./cmd uninstall
+./cmd install
+./cmd mysql recovery
 ```
 
 ## 卸载项目
diff --git a/electron/package.json b/electron/package.json
index 9568ff285..69632f42a 100644
--- a/electron/package.json
+++ b/electron/package.json
@@ -1,6 +1,6 @@
 {
     "name": "DooTask",
-    "version": "0.3.36",
+    "version": "0.3.47",
     "description": "DooTask is task management system.",
     "main": "main.js",
     "license": "MIT",