Unlocker is a freeware application using which you can unlock any file or folder. Just right click on the file which is causing the problem and click on Unlocker in the context menu.

The Guy Savage Easter Egg is one of the most iconic secrets in the original Metal Gear Solid 3: Snake Eater. While several re-releases of the game have lacked the Easter Egg’s inclusion, Metal Gear ...

To complete your second objective in Dartmoor, Agent 47 needs to unlock the safe in Alexa Carlisle’s office and obtain the Case File.