ONLY For windows 7 and Windows 8 users
There are different easy way to remove this virus, i will present you the simplest and the fastest one.
REMOVE FBI FAKE VIRUS WITHOUT SAFE MODE
1. Restart/start your computer, and while windows is loading press the reset button, or hold the power button for 5 secs and the pc will safe force stop.
2. On next boot, before windows loads, it will ask you if you want to repair your computer.
Use arrow keys and enter to select Repair your Computer
3. This step is different from a operating system to another, on some OS, it shows you a list of tasks, choose from the list "System Restore" and restore your computer to an early time.
On other versions it tries to repair itself, but while the repair screen is on, click "Cancel" and it will show you the System recovery options
Now, install the latest java version from JAVA.ORG
I also know how to make this virus, but i won`t tell anyone.