There is a bug in OS X that may prevent you from quickly shutting down a computer with Fast User Switching enabled, if another user has applications open. When another user account is logged in and ...

It is the first thing you can try to bypass the problem temporarily. If one or more users are already logged in, you must shut down your PC again. You can restart your computer and then shut it down.

There are quite a few ways on Linux to get a list of the users logged into the system and see what they are doing. The commands described in this article all provide very useful information. The users ...

Linux is a multi-user operating system. What does that mean? Like all good operating systems, you can have multiple user accounts on one machine. You can also have more than one user logged in at once ...

In this article, we will explain how to sign out other users who are using the same computer to preserve resources and maintain performance. Windows 11/10 allows multiple users to have their own ...

The last command allows you to look further back into time to see both current and older logins, beginning with the most recent and moving back into previous logins. The command below reports on ...

A security glitch at the cashback website Topcashback has caused hundreds of users to be 'partially' logged in to someone else's account over the past month, MoneySavingExpert.com can reveal – with ...

If you have installed OS X 10.7.2 and enabled iCloud, you may see a guest user account appear at your log-in window that when clicked requests you restart the system into a special Safari-only mode.

Several days after Twitter stopped showing tweets to logged-out users, that basic functionality seems to be returning. Several Engadget editors are once again able to see individual tweets without ...