Lenovo ThinkPad P43s, ThinkPad P53s Debian GNU/Linux Setup Guide [en, ar, bg, cs, da, de, el, es, fi, fr, he, hr, hu, id, it, ja, ko, nb, nl, pl, pt, pt, ro, ru, sh, sk, sl, sv, th, tr, uk, zc, zh]

Debian GNU/Linux Setup Guide

For ThinkPad P43s, P53s
***Official support of Debian 10.0 and later.

2

Section 1 – BIOS Setup and Pre-Installation Steps

The first step before installing Linux is to make sure the system BIOS is setup correctly.

• Boot into BIOS by pressing the function F1 key at the “Lenovo” splash screen.

• Tab over to the ‘Restart’ menu tab and set “OS Optimized Defaults” to “Disabled”.

3

• Switching the “OS Optimized Defaults” settings may give a warning message. Select
“Yes” to continue to disable OS Optimized Defaults.

• Tab over to the “Startup” menu tab.

4

• Pressing F9 function key will allow Legacy and UEFI bootable devices by setting
“UEFI/Legacy Boot” to “Both”; otherwise, it will be an unchangeable setting to “UEFI only”.

• If using a P53s tab over to the Security menu tab and select secure boot.

5

• If secure boot is enabled by default, then disable it.

• Press function F10 key to save and exit BIOS setup.

6

Section 2 – Installing Debian 10.x

Please refer to the following instructions and screenshots on how to install Debian 10 on the
Lenovo ThinkPad P43s and P53s.

• Insert the Debian 10 installation media (either through USB or CD/DVD).

• Power on the system and press the F12 function key whenever the following Lenovo

splash screen appears.

• Select the Linux bootable installation media from the F12 boot menu list.

7

• Select “Graphical install” from the Debian boot menu to begin setup.

- The Touchpad may not be usable until the setup is complete, and the system boots

up. In this case the TrackPoint must be used during setup.

• Select the appropriate language and “Continue”.