GNU/Linux Debian Trixie NetGear A6100 Driver Setup – Step-by-step Guide
How to Install NetGear A6100 Mini Wireless Driver AC600 USB Dongle Driver on Debian Trixie 13.x GNU/Linux – Step by step Tutorial.
And the Debian 13 NetGear A6100 Setup is based on the Intel Dual Band rtl8811AU Chipset Driver Installation.
But the Realtek rtl8812AU/rtl8821AU Driver following the Realtek Documentation is supporting also the rtl8811AU Chipset.
So you may try first with the rtl8821AU Driver Setup and eventually switch to the rtl8812AU.

GNU/Linux Debian Trixie Installing NetGear Mini A6100 Wireless Driver