@David-TP I've just upgraded. 6Ghz is definitely better with my Sansung Galaxy Book 4 Edge.

@David-TP The issue has resolved itself. I still don’t fully understand what was causing the problem, but as of now, the BE85 is working as expected. Most likely, the culprit was the UCG Ultra. I...

In my case, it's V2. This is mind-boggling.

The router doesn't have wifi. Please remember that Deco shows 930/930 when it's connected to the router and in AP mode. That eliminates the cable too. (but I tried a couple different cables and BE95...

Router gives solid 940/950 on WAN or any wired client.

Yes, in Ap and Router modes the Deco App shows 930/930. Nothing moves or changes except switching from AP to router and back. When in AP upload drops to 120-160 Mb.