You may not want to compromise your privacy by giving your personal computer to others. However, if you do so, all your media and other files can be accessed by others as well.

If other family members use your computer, you might want to find if someone is using your PC recently. It’s possible on your Windows PC; you can check out what the other person is accessing in your computer in your absence.

Best Methods To Find out if Someone Is Secretly using your PC

Here we have discussed some of the best methods that you can use to know about the activities done by the person in your absence. So have a look at all the possible methods below.

Using Windows Event Viewer

Step 1: In the search box, type ‘eventvwr.msc‘ and press Enter.

Step 2: The Event Viewer Screen will come up. Open the System Log, i.e., a log that keeps current data records with date and time. With 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.

USBDeview – View all installed/connected USB Devices

USBDeview is a small program that records all USB devices connected to your computer currently and even all USB devices that are previously used.

When a pen drive is plugged into your PC, you can view a complete history of the pen drive using this excellent tool.

Check the VLC History

If anyone has installed a VLC media player and plays video from it, you can see the video playback history. Here’s what you need to do.

Step 1. First of all, you need to open the VLC media player.

Find out if Someone Is Secretly using your PC

Step 2. Now you need to click on Media.

Find out if Someone Is Secretly using your PC

Step 3. From there, you need to click on ‘Open Recent Media.’

Find out if Someone Is Secretly using your PC

Now, you will see all the Recent media files that are accessed by any anonymous users.

Open Saved Files

Open Save Files View is a simple tool that shows you the list of all files that are previously searched upon or are opened with the standard open Save dialog box of Windows.

If an anonymous user is accessing your files or modifies any files, you can check his/her action by this tool.

Find Out If Someone's Secretly Using Your Computer

Check Executed Programs List

Find out if Someone Is Secretly using your PC

Executed Programs List is a handy tool to see a list of programs and batch files already executed on your system.

If someone is secretly using your computer, then they will execute something unusual. This is where you can find out if someone else is using your computer.

Check Browsing History

Check Browsing History

Well, its no doubt that the internet can be both a useful and a dangerous place. Since we now do important transactions through internet banking, its become more than essential to check the browsing history if you suspect someone else is using your computer.

Almost every web browser out there allows us to check our browsing history. For example, on Google Chrome, users need to press the CTRL + H button to open the History tab. Although the browsing history can be cleared, it will still leave behind a few traces. So, make sure to check the browsing history if you find out someone is secretly using your computer.

Using Logon Auditing Policy On Windows 10

If you are using Windows 10 computer, you can enable the Audit logon event polity to find out if someone is using your computer. Well, the features come built-in with Windows 10 operating system, and you need to enable it.

Step 1. First of all, press Windows Key + R on your keyboard to open the RUN command box. There you need to type in gpedit.msc and then click on ‘Ok.’

Step 2. It will open the Local Group Policy Editor. Next, you need to browse the Computer Configuration > Windows Settings > Security Settings > Local Policies > Audit Policy.

Step 3. On the right-hand side, double-click on the ‘Audit Logon’ events policy.

Find out if Someone Is Secretly using your PC

Step 4. In the next step, you need to enable the Success and Failure options and click on Apply and then ‘OK.’

Find out if Someone Is Secretly using your PC

How To Find Out Who Logged In?

After configuring the Audit Logon Events, you can now use the feature to see who is logged into your computer and what already happened. For that, follow the simple steps listed below.

Step 1. First of all, open your Start Menu and then search Event Viewer. Open the first result and then browse to the following patch Event Viewer > Windows Logs > Security.

Step 2. Now you need to find and double-click on the even with the ID number 4624. This ID number indicates a successful sign-in event.

Find out if Someone Is Secretly using your PC

Step 3. Now from there, you can find out all the details about the login. You can get the account name, Logon ID, and much more.

Find out if Someone Is Secretly using your PC

So, this is how you can use Logon Auditing Policy On Windows 10 to find out if someone is secretly using your Windows 10 computer.

Change the Passwords

Change Passwords

If you have just found that your computer is accessed by someone you don’t know, the best option is to change the passwords. You need to change Social media accounts passwords, banking passwords, and any other important passwords.

Prevention is always better than cure when it comes to keeping other people off your PC. So, make sure to change all the important passwords.

So this is all about How To Find Out If Someone Is Secretly Using Your Computer. I hope this article helped you! Please share it with your friends also. If you have any doubts related to this, let us know in the comment box below.

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