A login screen is where you type in your personal credentials to gain access to a computer account or a program. You usually require entering a username and/or password at login screens.
What's on topic?
Anything related to login screens on computers! It could be the Windows login screen, or OSX login screen, or an Ubuntu login screen, etc...
- Hide users from Mac OS X Snow Leopard logon screen
- Induce Mac graphical login from SSH
- Make Windows 7 Login Screen look like the Windows XP login screen
- How do I change the login screen colour or background in Windows 7?
Please make sure that you use this tag when asking about things to do with a login-screen. Do not ask about actually logging in if you are using this tag. Instead, use the login tag!