Windows 10 桌面背景自动恢复至旧照片问题咨询

Hey there, sorry to hear you're stuck with this annoying wallpaper reset issue—nothing's more frustrating than setting up your perfect background just to watch it switch back minutes later! Let me walk you through some tried-and-true fixes that have helped other Windows 10 users solve this exact problem:

• Double-check your background type setting
  It’s easy to accidentally enable slideshow mode without noticing. Right-click your desktop, select "Personalize", head to the "Background" tab, and make sure the dropdown menu is set to "Picture" (not "Slideshow"). Once confirmed, re-select your desired photo as the background.

• Clear the wallpaper cache
  Corrupted cache files can mess up how Windows saves and loads your wallpaper. Here’s how to fix it:

  1. Press Win + R to open the Run dialog.
  2. Paste this path and hit Enter: %USERPROFILE%\AppData\Roaming\Microsoft\Windows\Themes
  3. Delete the files named TranscodedWallpaper and CachedFiles (if they exist).
  4. Restart your PC, then re-set your wallpaper.

• Rule out third-party software interference
  If you use apps like Wallpaper Engine, DeskScapes, or any other custom wallpaper tools, they might be overriding your manual settings. Try temporarily closing or uninstalling these programs, then set your wallpaper again to see if it sticks. Also, switch back to a default Windows theme (instead of a custom one) to eliminate theme-related conflicts.

• Verify your account permissions
  Non-admin accounts sometimes can’t save wallpaper changes permanently. Here’s how to check:

  1. Right-click the Start menu and open "Windows PowerShell (Admin)" (or Command Prompt Admin).
  2. Type this command (replace [YourUsername] with your actual account name) and press Enter:
     net user [YourUsername] /active:yes
  3. Restart your PC, log back in, and re-apply your wallpaper.

• Check Group Policy (for Pro/Enterprise editions)
  If you’re on Windows 10 Pro or Enterprise, a Group Policy setting might be blocking your wallpaper changes:

  1. Press Win + R, type gpedit.msc, and hit Enter to open Group Policy Editor.
  2. Navigate to: User Configuration > Administrative Templates > Control Panel > Personalization
  3. Find the "Prevent changing desktop background" policy. Make sure it’s set to "Not Configured" or "Disabled".
  4. Restart your PC after making changes.

If none of these work, try creating a new local user account and setting your wallpaper there. If it stays put, the issue might be tied to your original account’s corrupted settings, and you can consider migrating your files to the new account.

备注：内容来源于stack exchange，提问作者Bruce Nicholson