How to Check Who Used Your PC In Your Absence ?

1. Step 1

   Click start --> run --> type "eventvwr.msc" (without quotes)
   
   Event box will appear.

2. Step 2

   Events are stored in three log files : Application, Security, and System. These logs can be reviewed and archived.

3. Step 3

   For our purposes we want the System log. Click on "System" in the left-hand column for a list of events.
   
   Look for a date and time when you weren't home and your computer should have been off.
   
   Double click on the eg: info and it will show u the details.

4. Step 4

   You can also use this log to see how long someone was on the computer. Just look at the time the computer was turned on and off for that day.