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No Wi-Fi in the attic? Or basement? A mesh router can help. WSJ's Joanna Stern and her miniature friends explain how the new ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A router is technically a device for directing packets of data ...

The internet is a global network of servers that moves and stores data using hardware, software, and protocols. Wi-Fi is a local wireless network that distributes the internet signal to devices in ...

Router placement affects Wi-Fi signal strength and coverage more than expensive equipment. Put the router in central, elevated, and open locations to avoid dead zones and interference. Optimize ...