To remove the FBI virus, restart your computer in Safe Mode with Networking, download Malwarebytes, run a full scan and remove any infections. Restart the computer in normal mode, and check to make sure there are no more issues. This should take under an hour, unless there are additional problems.
- Enter Safe Mode with Networking
The FBI virus cannot be closed manually, so you need to enter Safe Mode with Networking in order to proceed. Turn the computer off, and turn it back on. When you see the Windows splash screen, press the F8 key. Select Safe Mode with Networking, and press the Enter key.
- Download and run an antivirus program
Download an antivirus program. Malwarebytes comes highly recommended by many IT professionals. Make sure that the program is updated to the latest definitions. Run a full scan. Avoid running multiple antivirus programs at once. If you decide to use a second program, make sure the first is disabled before running it.
- Review and remove infections
Remove any harmful infections found by Malwarebytes. Restart the computer, and allow it to start normally. Try browsing websites, and make sure that everything runs as it should. You may want to run Malwarebytes one more time to be safe.