If you leave your computer running on a 24/7 basis you might be interested in determining the amount of uptime that has accumulated since the last reboot.
If you are using Facebook social apps for watching videos, reading content and you don't want your friends or everyone to know about your activity, you can turn this off.
You wouldn't believe how easy it is to display all your saved passwords in Chrome browser, let me show you how to make your Chrome more secure, especially if you let others use your computer.