Earlier versions of Windows 10 used to have a bug where by an upgrade from Windows 7/8.1 will create duplicate entries for the User Accounts in the Windows login screen. However, based on a question posted in our forums, it appears that this bug is still present in more recent versions of Windows 10 as well . The screenshot below shows how this will normally manifest. As you can see, the user account JIM is...
https://www.techtalkz.com/threads/h...login-screen-after-windows-10-upgrade.532297/
https://www.techtalkz.com/threads/h...login-screen-after-windows-10-upgrade.532297/