GNU/Linux Debian Bullseye TP-Link Archer T9UH Wifi Driver Setup – Step-by-step Guide
Hi! The linked Tutorial shows you Step-by-Step How to Install TP-Link Archer T9UH AC1300 Wireless 802.11ac Driver in Debian Bullseye 11.x GNU/Linux.
And the Debian Bullseye TP-Link Archer T9UH Adapter is based on the Realtek rtl8814AU Chipset.
So here below you find instructions to Install rtl8814AU Driver on Linux.
GNU/Linux Debian TP-Link Archer T9UH Wireless Driver Installation Guide