Here's how you can skip the login screen in Linux Mint 12. 1. Open System Settings. 2. Go to User Accounts. 3. Click the lock in the top right corner to unlock the menu. 4. Toggle Automatic Login to the "ON" setting. Now you can completely skip the Linux Mint 12 login screen after you boot it up. This is a fast, convenient way to get to your Linux Mint 12 desktop.
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Linux Mint 12 Tips and Tricks | Linux Mint Forums