@pjs_gsy I had that same beta firmware, to fix the same problem. I wish I had seen this thread before I updated, because it has broken my 2.4GHz band, again. Now I going looking up how to downgrade...

@DWiebe Add me to this list. 8 XE75 pro's, all wired backhaul, XE50-POE wired backhaul, and an X50-Outdoor wired (450sqm house and some garden area, solid concrete walls so signal penetration through...