- A simple restart will fix it! Click the Power icon on the lower right and select Restart.
- Press the Power Button on the outside of the computer, and hold it down for 10 seconds.
- Click the Power icon on the lower right of the screen, and select the Restart option.
- You will receive a warning that unsaved work on the machine will be lost. Click Restart anyway.
- On the lower left of the screen you can click the Switch user option.
- You will then be given the option to enter your User name and Password.