HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client

Turn off the ability to create a system image
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client\DisableSystemBackupUI
Turn off restore functionality
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client\DisableRestoreUI
Turn off the ability to back up data files
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client\DisableBackupUI
Prevent backing up to optical media (CD/DVD)
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client\DisableBackupToOptical
Prevent backing up to network location
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client\DisableBackupToNetwork
Prevent backing up to local disks
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client\DisableBackupToDisk
Prevent the user from running the Backup Status and Configuration program
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Backup\Client\DisableBackupLauncher