Trying to register my Mesh WiFi and it is a saying the serial number is invalid

evanwilliams17

1. System: WiFi router
2. Battery or AC: AC
3. Model: AX6600 Tri band WiFi router
4. Frequency of occurrence:
5. Reset OS:
6. Screenshot or video:

========================

Detailed description：

having updated firmware the app suggested registering the device I created an account but not able to Register as SN not recognised.

bought in September 2020

GEEK_ASUS

Hi @evanwilliams17 ,

Please check your PM.

Thank you.