@Toperr Downgrading FW procedure is the same as updating but with an older FW version - in this case v1.0.7.

@PEEPO This could be due to a 5GHz wireless channels that are not supported on the TP-Link USB wireless adapter. You can change the hotspot wireless band by: Switch to 2.4 GHz on iPhone Step 1: Open...

@echeng That would be a good troubleshooting approach. If the MoCa adapters are not the culprit, you can reboot the AP2 and if the issue persists to swap AP1 and AP4 to eliminate models mixing.

@mtinker33 Refer this thread for your issue.

@maheshgv Since you can't downgrade from V1.1.1 you may try this test FW and check if the issue has been resolved.

@Derocorp You have to be careful when you're buying Archer AX20. Up till HW v3 it supports VPN Client feature. HW v4 doesn't support it according to its datasheet and its user guide. On the other...