Why can’t I change the desktop wallpaper?

Sometimes conventional methods don’t work. Now let’s find out what causes the problem of not changing the wallpaper and how to fix it.

Why can’t I change the desktop wallpaper?

1. Can’t change wallpaper error

There are several common scenarios when users are unable to change the wallpaper on their desktop:
+ When you try to change wallpaper by clicking Control Panel>Appearance and Personalization>Change desktop wallpaper, the checkboxes are not checked even though you have selected all and removed the inactive buttons as expected.
+ When you right-click the image and then select Set as desktop background, you will receive the following error message: “This image could not be set as wallpaper. An internal error occurred”.
+ You see a dark wallpaper even though you have changed the wallpaper
+ The slideshow feature for the desktop does not work correctly.

2. The reason for not being able to change the desktop wallpaper

This problem can occur for the following reasons:
+ Have a third-party app like Samsung Display Manager installed
+ In the Control section, the option Remove background image is selected
+ Domain policy does not allow background changes
+ You may have a corrupted TranscodingWallpaper.jpg file
+ You are using a version of Windows that does not support changing your PC’s wallpaper (such as Windows 7 Starter).

3. How to fix the error that cannot change the computer screen

3.1. Upgrade to a version of Windows that supports changing the background image

If you are using Windows 7 Starter that does not support changing the desktop wallpaper, you can install another version, then try again.

3.2. Broken transcodingWallpapers.jpg

If the TranscodingWallpapers.jpg file on your computer is damaged, you won’t be able to change the desktop background image. To resolve this issue, delete the TranscodingWallpaper.jpg file. To delete files, follow these steps:
+ Click Startpaste the following text in the search box, and then press Enter
%USERPROFILE%AppDataRoamingMicrosoftWindowsThemes
+ Right-click the TranscodingWallpaper.jpg file, then select Rename
+ Change the file name to TranscodingWallpaper.old, then press Yes when prompted
+ If slideshow.ini is listed, double-click this file. Slideshow.ini will open in Notepad. Select all the text in slideshow.ini if ​​any, then press the button Delete on the keyboard
+ On the menu Filepress Save to save
+ Close Notepad.
+ Close the Windows Explorer window, then browse to the photo that you intend to set as wallpaper
+ Try changing the wallpaper again.

3.3. Incompatible apps

Some applications that help manage display settings may cause compatibility issues with background image settings, Aero glass display, and other Windows functionality. To check, disable or uninstall any display management applications present on your computer.

3.4. Check background settings in Power Options

One of the reasons why you can’t change the wallpaper is because the Power Options setting in Control Panel can pause the wallpaper slideshow. To check, follow these steps:
+ Enter Startimport Power Options in box Search (Search), and then press Power Options on the list
+ In the window Select a power planpress Change plan settings beside
+ Press Change advanced power settingsthen select Desktop background settings
+ Expand Slide show and make sure the option Plugged installed in . mode Avaiable
+ Press OKand then close the window Edit.

3.5. Check the Remove setting in Ease of Access

To check your wallpaper settings in Ease of Access, follow these steps:
+ Select Start>Control Panel>Ease of Access>Ease of Access Center
+ In Explore all settingsclick Make the computer easier to see
+ Uncheck Remove background images
+ Press OK 2 times, then close the window Ease of Access Center

3.6. Check the domain policy that doesn’t allow changing the wallpaper

If you’re on a domain, your administrator may have turned off the option to change desktop wallpaper. To check your PC’s background policy, try the following:
+ Select Starttype Group Policy in box Searchthen select Edit Group Policy in the list
+ Select User Configuration>Administrative Templates>Destop>Destop
+ Double click DesktopWallpaperSelect. Note that if the Policy is still enabled and set to a specific image, the user cannot change the background image.
+ Select Not Configured to enable the option to change wallpaper.

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If you are using Windows 10, please refer to the method Change desktop wallpaper windows 10 here.