@David-TP Have connected TC to the mainDeco OR to the desktop Mac, not both. TM to TC only backups via TC to Mac via ethernet. Using Ping, all 10 packets delivered to the main Deco. I assume thats...

Using an Apple Time Capsule for a Time Machine backup, but not using it as a router. Connected to my main Deco by ethernet. Initially worked via WiFi backing up my Time Machine. Then suddenly Time...

@David-TP Your suggestions did solve my WiFi problem with my iPad. I can now connect with the main or Guest bands. It appears that my security settings were the problem. Original setting was...

Replying to Carl: 1: iPad not on blacklist. Nothing is on Blacklist. 2: No networks were saved. Went through Reset Network Settings, and Reset All Settings. 3: Used Guest Network, 2.4 GHz, then 5 GHz...