Have you tried the old "emulate a BT Adapter" mode from Dolphin? It'll work only with genuine Wiimotes and you might experience a little more lag than BT Passtrough mode, but it should work with any BT Adapter supporting at least version 2.0 of the technology. There's also the issue with Wiimote audio which is broken for non-TR models but that should not affect you as all your Wiimotes are -TR...
Avell A70 MOB: Core i7-11800H, GeForce RTX 3060, 16 GB DDR4-3200, Windows 11 (Insider Preview)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)
