For all those users who would like to change Windows 10 login screen without manually touching original system files, here is a free utility for the job by Krutonium at MDL forums.
Windows 10 Login Background Changer is a free application designed to easily change the default login screen background image in Windows 10. With Windows 10 Login Background Changer, you can set your own picture as login screen background with a few mouse clicks.
This tool is based on the previously mentioned workaround but makes changing login screen background dead easy. The tool supports both 32-bit and 64-bit Windows 10.
Using Windows 10 Login Background Changer
Here is how to use Windows 10 Login Background Changer to change Windows 10 login screen background picture.
WARNING: This tool edits or replaces one or more original system files. We recommend you create a system restore point before running the tool just in case if anything goes wrong. The software is still in its stage, use this at your own risk. We are not responsible for any damage it might cause to your files or Windows 10!
Step 1: Download Windows 10 Login Background Changer tool.
Step 2: Right-click on the exe file, click Run as administrator.
Step 3: Now, click the Browse button to select the picture that you want to set as login screen background.
Step 4: Finally, click Change Background button to change the login screen background. That’s it!
As you can see in the above picture, the tool also lets you set a solid color as login screen background instead of a picture.
Sign out or use Windows + L shortcut keys and press Enter key to see the new login screen background.
How was your experience with Windows 10 Login Screen Changer?