Flash Cache Module

Power up your system and press F2 at the Dell BIOS screen to enter the BIOS setup.

In the BIOS setup there should be a category called onboard devices, expand it. Go to Flash Cache Module and turn it off/enable it.

Note: The mouse/touchpad isn't present in the BIOS setup, you will have to use the keyboard arrow keys to move between the fields and enter to select a setting.

When finished, press esc and you will be prompted to save and exit or just exit. Select save and exit.