Your computer needs a reboot.

In order to patch your computer against known vulnerabilities, as well as improve performance, your computer needs to be rebooted at least every 10 days. Your computer has been on for longer than 10 days. Please reboot it today if at all possible.

This notification will continue to alert you to the issue until the computer has been rebooted. Thank you for your help in making your computer experience the best it can be.