diff --git a/BuildTime.txt b/BuildTime.txt
index 9e7cfef..5f16e49 100644
--- a/BuildTime.txt
+++ b/BuildTime.txt
@@ -1 +1 @@
-2026-02-12 10:39:20
\ No newline at end of file
+2026-02-12 23:50:58
\ No newline at end of file
diff --git a/GitCommit.txt b/GitCommit.txt
index 820c117..a4f6968 100644
--- a/GitCommit.txt
+++ b/GitCommit.txt
@@ -1 +1 @@
-f19cad7
\ No newline at end of file
+6107ecc
\ No newline at end of file
diff --git a/docs/cmleonos/docs/commands.md b/docs/cmleonos/docs/commands.md
index c4aa55c..aff57f6 100644
--- a/docs/cmleonos/docs/commands.md
+++ b/docs/cmleonos/docs/commands.md
@@ -767,34 +767,6 @@ restart
 shutdown
 ```
 
-## 备份与恢复命令
-
-### backup
-备份系统。
-
-**用法：**
-```bash
-backup <backup_file>
-```
-
-**示例：**
-```bash
-backup mybackup.zip
-```
-
-### restore
-恢复系统备份。
-
-**用法：**
-```bash
-restore <backup_file>
-```
-
-**示例：**
-```bash
-restore mybackup.zip
-```
-
 ## 测试命令
 
 ### cuitest
diff --git a/shell/CommandList.cs b/shell/CommandList.cs
index eff36d9..3e6878d 100644
--- a/shell/CommandList.cs
+++ b/shell/CommandList.cs
@@ -166,12 +166,6 @@ namespace CMLeonOS.shell
                 case "grep":
                     shell.GrepFile(args);
                     break;
-                case "backup":
-                    shell.BackupSystem(args);
-                    break;
-                case "restore":
-                    shell.RestoreSystem(args);
-                    break;
                 case "ftp":
                     shell.CreateFTP();
                     break;
diff --git a/shell/Commands/Help/Help.cs b/shell/Commands/Help/Help.cs
index 938ca71..0454515 100644
--- a/shell/Commands/Help/Help.cs
+++ b/shell/Commands/Help/Help.cs
@@ -278,18 +278,6 @@ namespace CMLeonOS.Commands
                 Description = "Execute Branswe code file"
             },
             new CommandInfo
-            {
-                Command = "backup",
-                Parameters = "<name>",
-                Description = "Backup system files"
-            },
-            new CommandInfo
-            {
-                Command = "restore",
-                Parameters = "<name>",
-                Description = "Restore system files"
-            },
-            new CommandInfo
             {
                 Command = "grep",
                 Parameters = "<pattern> <file>",
diff --git a/shell/Shell.cs b/shell/Shell.cs
index b49e78f..f017b73 100644
--- a/shell/Shell.cs
+++ b/shell/Shell.cs
@@ -408,7 +408,7 @@ namespace CMLeonOS
                 "mv", "rename", "touch", "find", "tree", "grep", "getdisk", "user",
                 "cpass", "hostname", "ipconfig", "setdns", "setgateway", "nslookup",
                 "ping", "wget", "ftp", "tcpserver", "tcpclient", "lua", "branswe",
-                "beep", "backup", "restore", "env", "whoami", "uptime", "alias",
+                "beep", "env", "whoami", "uptime", "alias",
                 "unalias", "base64", "testgui"
             };
         }
@@ -936,123 +936,6 @@ namespace CMLeonOS
             Commands.Environment.EnvCommand.ProcessEnvCommand(args, envManager, ShowError);
         }
 
-        public void BackupSystem(string args)
-        {
-            string[] parts = args.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
-            
-            if (parts.Length == 0)
-            {
-                ShowError("Error: Please specify backup name");
-                ShowError("Usage: backup <backupname>");
-                return;
-            }
-            
-            string backupName = parts[0];
-            string backupPath = $@"0:\backup\{backupName}";
-            
-            try
-            {
-                Console.WriteLine($"BackupSystem: Creating backup '{backupName}'");
-                Console.WriteLine($"Backup path: {backupPath}");
-                
-                if (Directory.Exists(backupPath))
-                {
-                    ShowWarning($"Backup '{backupName}' already exists");
-                    ShowWarning("Returning without creating new backup");
-                    return;
-                }
-                
-                Console.WriteLine($"BackupSystem: Creating backup directory: {backupPath}");
-                Directory.CreateDirectory(backupPath);
-                ShowSuccess($"Backup directory created");
-                
-                // 备份系统文件
-                string sysPath = @"0:\system";
-                Console.WriteLine($"BackupSystem: Checking system path: {sysPath}");
-                Console.WriteLine($"BackupSystem: System path exists: {Directory.Exists(sysPath)}");
-                
-                if (Directory.Exists(sysPath))
-                {
-                    Console.WriteLine($"BackupSystem: Copying system files to backup");
-                    CopyDirectory(sysPath, backupPath);
-                    Console.WriteLine($"BackupSystem: System files copied");
-                }
-                else
-                {
-                    Console.WriteLine($"BackupSystem: System path does not exist, skipping system backup");
-                }
-                
-                // 备份用户文件
-                string userPath = @"0:\user";
-                Console.WriteLine($"BackupSystem: Checking user path: {userPath}");
-                Console.WriteLine($"BackupSystem: User path exists: {Directory.Exists(userPath)}");
-                
-                if (Directory.Exists(userPath))
-                {
-                    Console.WriteLine($"BackupSystem: Copying user files to backup");
-                    CopyDirectory(userPath, backupPath);
-                    Console.WriteLine($"BackupSystem: User files copied");
-                }
-                else
-                {
-                    Console.WriteLine($"BackupSystem: User path does not exist, skipping user backup");
-                }
-                
-                ShowSuccess($"Backup '{backupName}' created successfully");
-                ShowSuccess($"Backup location: {backupPath}");
-            }
-            catch (Exception ex)
-            {
-                ShowError($"Error creating backup: {ex.Message}");
-                ShowError($"Exception type: {ex.GetType().Name}");
-            }
-        }
-
-        public void RestoreSystem(string args)
-        {
-            string[] parts = args.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
-            
-            if (parts.Length == 0)
-            {
-                ShowError("Error: Please specify backup name");
-                ShowError("Usage: restore <backupname>");
-                return;
-            }
-            
-            string backupName = parts[0];
-            string backupPath = $@"0:\backup\{backupName}";
-            
-            try
-            {
-                if (!Directory.Exists(backupPath))
-                {
-                    ShowError($"Error: Backup '{backupName}' not found");
-                    return;
-                }
-                
-                // 恢复系统文件
-                string sysPath = @"0:\system";
-                if (Directory.Exists(backupPath))
-                {
-                    CopyDirectory(backupPath, sysPath, true);
-                }
-                
-                // 恢复用户文件
-                string userPath = @"0:\user";
-                if (Directory.Exists(backupPath))
-                {
-                    CopyDirectory(backupPath, userPath, true);
-                }
-                
-                ShowSuccess($"Backup '{backupName}' restored successfully");
-                ShowSuccess($"Backup location: {backupPath}");
-            }
-            catch (Exception ex)
-            {
-                ShowError($"Error restoring backup: {ex.Message}");
-            }
-        }
-
         private void CopyDirectory(string sourcePath, string destPath, bool overwrite = false)
         {
             try