Just like wallpaper there is a centralized way to control the lock screen image which is using group policy in a managed domain like corporate environment they typically would want to show company branded image or a disclaimer on the computer lock screen.
Windows 10 change lock screen picture registry.
You will need the enterprise.
Windows 10 go to settings personalization lock screen.
You just delete that key to try again.
Using force a specific default lock screen and logon image group policy in win10 1703.
If you set this policy in 1703 it will show your forced lock screen wallpaper under settings lockscreen but then just shows the stock lock screen picture on the actual lock screen.
Click on preview picture.
For instance if you locked your user session using win l or by clicking the user image in the start menu the lock screen image will appear and show the image which is set in your settings personalization lock screen.
Change lock screen and desktop background in windows 10 pro p s.
Under background select picture or slideshow to use your own picture s as the background for your lock screen.
But if you sign out or the screen is locked at the user list screen then windows 10 shows another image.
Windows 10 comes with lock screen image that can be customized in control panel.
Run it as admin.
I would like to display image file in c windows system32 oobe info backgrounds backgrounddefault jpg subramani ít s not possible to change the lockscreen for all users after the anniversary update of windows 10 pro.
Get back to us if you need further assistance.
Read the comments with the ps1 for usage.
I have a gp that stops the users from changing the wall paper and lock screen wall paper.
Choose lock screen display.
Since there is just a few pc i disable the gp and go to the local pc and change wall paper to a solid color and set the lock screen to a jpg file with their logo.
By default in windows 10 users are able to change their lock screen background image to windows spotlight picture or a slideshow as often as they like.
What i am trying to do is change in windows what the default lock screen is.
Running windows 10 pro v1903 this powershell script worked for me.
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In windows 10 the lock screen image is shown in a number of cases.
Login with the administrator account to do this operation.
Don t know if it makes any difference but i disabled ctl alt del for my lock screen.