@bkoken Yes, it's wall mountable:

@MB74 If you want to use your old Archer D7 as an access point, connected to your BT router use this guide. If you want to use Archer D7 as a main router, set its operation mode to wireless router...

@YanisTalbi Your ISP should be able to put the G-2426G-A in bridge mode but if they don't know how - here's a hint -...

@wolf98 CPE610 is an outdoor 5GHz band AP and it can't be switched to use the 2.4GHz band.

@EeEeEr Configurig the RE200 via its WebGUI for more detailed information regarding its status - details. You can also consider the WPS method if it's more convenient for you - details.

FW v1.13.15 Build 240812 Rel.53634n(4555) is out and it seems to fix this issue for Archer C64.