Weak gateway signal — quick checks
Thick walls and metal cabinets — where to put the hub and repeaters.
Categories:
Goes with the Troubleshooting hub item about devices dropping offline. Do the hub steps first, then skim the FAQ below.
Change one thing at a time. Move the hub or a plug-in repeater closer to the weak spot with fewer walls in between. Rule out metal cabinets and microwaves before buying more gear.
Yes — both often use 2.4 GHz. Try a fixed Wi-Fi channel, or put the USB stick on an extension cable away from the router.