A long-awaited update on the 4th gen Thinkpad whitelist situation! Thanks to the effort of the Thinkpad community you can now mod the BIOS yourself – without paying for it and relying on other people's work.
Text version: https://notthebe.ee/Removing-the-Wi-Fi-Whiteslit-on-Haswell-Thinkpads-T440p-W540-T540-etc.html

CH341a (eBay) https://www.ebay.com/itm/EEPROM-BIOS-USB-Programmer-CH341A-SOIC8-Clip-1-8V-Adapter-SOIC8-Adapter/264715247642
CH341a (Amazon) https://www.amazon.com/Organizer-Socket-Adpter-Programmer-CH341A/dp/B07R5LPTYM
CH341a (Aliexpress) https://www.aliexpress.com/item/32793476447.html

Flashrom https://flashrom.org/Flashrom
UEFIPatch https://github.com/LongSoft/UEFITool/releases
thinkpad-uefi-sign https://github.com/thrimbor/thinkpad-uefi-sign
Patches (right click – save link as) http://paranoid.anal-slavery.com/files/backup_thinkpads/xx40_patches_v7.txt
Patches (mirror): https://pastebin.com/TZYnnmY8

Special thanks to:
Thrimbor https://github.com/thrimbor
tonymacx86 https://www.tonymacx86.com/…