Check windows Up time

Check the time when your Computer / Laptop turned on or windows Up Time windows 7/8/10

Your Windows system’s up time is displayed in the Task Manager. Right-click the task bar and select Task Manager or press Ctrl+Shift+Escape to open it.

On Windows 8, click the Performance tab and look under “Up time” at the bottom of the window.

On Windows 7 or Vista, you’ll also find this information on then Performance tab — look for “Up time” under System.