How to Find out How Long Your Computer Was On

Step-by-Step Guide

1. 1

   Step 1: Open the Task Manager.

   You can do this in a few different ways:
   Press Esc while you hold down ⇧ Shift+Ctrl.
   
   Press Del while you hold down Alt+Ctrl, then click Task Manager.
   
   Type "task manager" into the Start search bar, then click the Task Manager app at the top of the results.
2. 2

   Step 2: Click the Performance tab.

   It's at the top of the Task Manager window. , You'll find this option on the left side of the Task Manager window.
   
   If you're using Windows 7 or down, skip this step. , You'll see this in the bottom half of the Task Manager window. , This number, which will appear in DD:
   HH:
   MM:
   SS format, dictates the amount of time for which your computer has been on since you last turned it off.
   
   For example, an Up Time value of "01:16:23:21" would mean your computer has been on for one day, sixteen hours, twenty-three minutes, and twenty-one seconds without shutting down.
3. 3

   Step 3: Click the CPU tab.

4. 4

   Step 4: Find the "Up Time" heading.

5. 5

   Step 5: Look at the number right of the "Up Time" heading.

Detailed Guide

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