Windows 11 shows widgets on the lock screen. If you want you can remove the Lock Screen Widgets in Windows 11 by following this post.

Change the settings of your desktop background slideshow, screensaver slideshow, or lock screen slideshow on Windows 11/10 using these steps.

To re-enable the lock screen in Windows 10, repeat these directions, but choose Disabled at the last step. If you edited the registry to make the change, you can delete the value you added.

Microsoft pushed a new Release Preview build for Windows Insiders. One of its hidden features is the new Lock Screen widgets, which were spotted earlier in one of the recent Windows 10 updates.

To prevent Windows 11 or 10 from locking itself, first disable Dynamic Lock and the "On Resume, Display Logon Screen" option in screensaver settings. Then, on Windows 11, head into Settings > Accounts ...

Disabling Windows 11 lock screen widgets Microsoft started deploying this new feature in March, with the Windows 11 KB5035942 update and the Windows 10 KB5035941 update.