The operation steps are as follows:
1. Turn on the computer and find the setting options in the start menu bar.
2. Then find the personalization option in the settings and turn on personalization.
3. In personalized selection, find the screen lock interface.
4. After opening the screen lock interface, you can see that the current computer is the background of the screen lock interface, and select Browse.
5. Add the lock screen picture you prepared and confirm.
The above is about how to replace win 10 lock screen wallpaper. Users who need it can set it according to the above steps. I hope I can help you.