@Joseph-TP Sorry for the delay. I finally had a chance to try this. I removed Unit B and powered it off. I reset Unit C and connected to a LAN port on it this time. I tried connecting to WiFi, but it...

@Joseph-TP There are 3 mesh units total. ISP modem---pfSense---Trendnet TL2-PG484 switch---WAN port AX55 v1.6--- AX55 v1.6 LAN port 1---AX55 #1 v4.6 WAN port (only connects over wifi if I plug in to...

@Joseph-TP There is no switch between them. I swapped the 2 LAN ports on the main router (AX55 v1.6). The AX55 v4.6 that had previously restored connectivity and was using ethernet backhaul - again...

@Kevin_Z I updated my AX55 V1.6 to this yesterday. I have 2 AX55 V4.6 (1.1.2 Build 20241014 rel.59971) also setup with EasyMesh as satellites. I'm using it in AP mode and ethernet backhaul. The 2...