The "Your Computer Has Been Locked" fake alert is a scam that pretends to be from Microsoft, Apple, or any other company to trick you into thinking that your computer has crashed or a virus has been detected. It does this to try and scare you into calling one of the listed numbers to receive support. If you call these phone numbers, scammers will ask you to install a program that gives them remote access to your computer. Using remote access, these experienced scammers will try to gain your trust and trick you into paying for "support" services or even steal credit card account information.

The "Your Computer Has Been Locked" tech support scam will lock your browser by putting it in full-screen mode and displaying popup messages that won't go away.

The above alert is not real, and its purpose is to scare you into allowing the scammer remote access to your computer. If your browser has been redirected to the "Your Computer Has Been Locked" tech support scam, we recommend closing the page and NEVER calling the listed phone number.

For Windows:

For Mac:
​

1. On your keyboard, press the Command + Option + Escape keys simultaneously. This will open the "Force Quit" application window.
2. In the "Force Quit" box, click on Safari, Chrome, Firefox, or any other browser in which you are seeing the tech support scam page.
3. Click the button that says "Force Quit ". This will forcefully end your browser, thus closing this tech support scam page. If you cannot switch from the unresponsive app, press Command + Option + Shift + Esc for three seconds to force it to quit. This key combination tells macOS to force quit the front-most app. Alternatively, if you are using Safari or any other browser, you can disconnect your Internet, open the web browser, navigate from the malicious web page, and reconnect to the Internet.

Your browser window should now be closed. The next time you open your browser, do not allow the browser to open the last opened page and we recommend to delete your browser's history.