WiFi Booster: Does It Work to Improve Your Connection?

It can improve usable coverage in an area that has a weak but reachable signal from the router. The result depends on placement, walls, interference and the quality of the connection between extender and router.

It may improve the connection on a device that was suffering from weak WiFi, but it does not increase the broadband speed delivered to the router. A wireless extender can also reduce throughput because it must relay traffic over WiFi.

Place it between the router and the area with poor coverage, where it still receives a stable signal. Avoid hiding it behind furniture or placing it inside the dead zone you are trying to fix.

An extender can suit one small coverage gap and usually works with an existing router. Mesh is designed to coordinate multiple access points across a larger area, though compatibility and backhaul options vary by system.

It may help if placed before the signal is heavily blocked, but dense walls can weaken both the router-to-extender and extender-to-device links. A wired access point or repositioned router may be more reliable where Ethernet is available.