Want faster Wi-Fi on your trusty old laptop or desktop? Here’s how to upgrade it yourself with a new Wi-Fi card or USB adapter.

I saw up to a 50 percent performance uplift going from the default Wi-Fi 6E card to a Wi-Fi 7 transplant.

Raul Maristany wants to add WiFi to aging laptop. Is it possible? If the laptop has a PC card slot, it should be able to take a wireless PC card. (If the laptop is old enough, the slot may be ...