Devices losing internet access- help!

The screaming teen is killing me. Devices keep losing internet access. Turning wireless on the device on and off will fix it usually but, of course, can’t do that in mid-game, hence the screaming teen. I’m not far behind him. Running 320-505 (4.27.7) with ATT extenders. Signal is fine. Active armor is on. My sanity is slipping….