How To Find Out If Someone Is Secretly Using Your PC?
Method: Using Windows Event Viewer
Step 1: Go to Start and Run or Press consecutively both Windows Keys+R. If you are running the latest version later than XP, you have to type the following in smart search present in the start menu.
Step 2: In the search box, type ‘eventvwr.msc‘ and press Enter.
Step 3: The Event Viewer Screen will come up but if you are using Windows Vista and UAC pops up, you must choose Continue.
Step 4: Open the System Log i.e., a log that keeps the record of currently used data with dates and times. By this data, you can easily find out when your Computer was last used.
You can visit our post How To Find Who Logged Into Your Computer And When for in-depth details to find out who logged into your computer.