Windows7 system function How to encrypt u disk

Log in to the system as an administrator

First, click on the "Start" menu, find "attachments" in "All Programs", and then click "Command Prompt".

In the next step, enter the following command: "NET user Administrator/active:yes" and then log off or reboot the system to use the Super Administrator account. Special attention, the space here is 3, so to enter is required to press the space bar three times.

Of course, if you refuse to use the Super Administrator account later, the procedure above, but to the input command "yes" to replace the "no".

Windows7 system function for USB disk encryption

The first step, in the "Computer" interface, right click on the need to add a password to the U disk, the premise is the U disk also has a certain amount of storage space. In the right-click menu, select Enable BitLocker ....

The second step, start takes a little time. In the BitLocker Drive Encryption interface, select Use password unlock drive, and then need to enter two consecutive passwords, the password here requires 8 characters, that is, you need to enter 8 letters or numbers, and then click Next.

The third step, the "BitLocker" interface prompts you to create a recovery key to save to a file or print the retention, which is recommended for everyone to keep in the file to prevent forgotten passwords. You will get a Wennan "BitLocker recovery key ***.txt" text file that you can rely on to retrieve the password later.

The fourth step, you can click "Start Encryption", BitLocker began to encrypt your USB disk, depending on the size of the file need a little time. So our u disk has been "locked", and only after the correct input password to normal use of the U disk, you can very good preservation of privacy.