Lexmark MS818
Enable hard disk encryption to prevent loss of sensitive data in the event the printer or its hard disk is stolen.
Note: Some printer models may not have a printer hard disk installed.
Using the Embedded Web Server
Open a Web browser, and then type the printer IP address in the address field.
Notes:
Click Settings > Security > Disk Encryption.
Note: Disk Encryption appears in the Security menu only when a formatted, non‑defective printer hard disk is installed.
From the Disk Encryption menu, select Enable.
Using the printer control panel
Turn off the printer.
Hold down 2 and 6 while turning the printer on. Release the buttons only when the screen with the progress bar appears.
The printer performs a power-on sequence, and then the Configuration menu appears. When the printer is fully turned on, a list of functions appears on the printer display.
Navigate to:
Disk Encryption > Enable
Note: Enabling disk encryption will erase the contents of the printer hard disk.
Select Yes to proceed with disk wiping.
Back > Exit Config Menu
The printer will perform a power‑on reset, and then return to normal operating mode.