Here we mainly discuss issues related to ASUS laptop.
I understand your issue is relate to wireless ASUS ZenWiFi AX (XT8).
Therefore I suggest you go to contact ASUS technical support to have professional assistance for your router.
Please refer to below contact info:
email: ASUS - Email Us (Australia)
Call: 1300 278 788 Service Time : Mon - Fri: 8:00 am - 8:00 pm (AEST/AEDT)