Phone WiFi Extenders: How to Improve Coverage on Your Phone

It can relay the home router connection into an area with weak coverage, giving the phone a closer access point. Results depend on placement, interference and the connection received by the extender itself.

No. A phone app cannot increase the handset radio power beyond its hardware. Network tools can show signal information, while a physical extender relays the router connection.

A home WiFi extender works with Wi-Fi, not cellular coverage. For poor mobile service, check carrier coverage, Wi-Fi calling availability or an approved carrier solution.

Some devices hold onto a network point until they decide to roam. Mesh systems and compatible roaming features may help, but behaviour depends on the router, extender and phone.