ThinkShield secure wipe
ThinkShield secure wipe feature is ThinkPad Drive Erase Utility for the Resetting the Cryptographic Key and the Erasing the Solid State Drive. This feature provides you a secure method to wipe all the data on your computer.
Step 1
Restart the computer. When the logo screen is displayed,
press F12.
Step 2
Select App
Menu ➙ ThinkShield secure wipe, and then follow the on-screen instructions.