EASY TO USE: Turn off Windows and plugin Password Reset key into the USB port, set PC &Laptop to boot the USB first, and Reset & erase password with only three mouse clicks.. COMPLETELY COMPATIBLE: Supports all versions of Windows: Vista /7 /8 /10.. NO INTERNET REQUIRED: The Password Reset Key works without internet access. The USB Speed is much faster and more reliable than a CD!. TO BE PASSWORD MASTER: Suppose that a friend /relative/ Colleague can't login into Windows? They could appreciate your help for resolving the issue in a short time. or Bought a used PC but locked out by an old password? You could handle it in a couple of minutes.. PORTABLE USB WITH BIG STORAGE & GIFT: it's convenient design and size make it ultra-handy to keep close by in your purse or wallet or key ring, the USB storage is around 16GB, you could save your important documents in it as well as USB gift you send to your friend is interesting in computer..