
How to Use a Router as a WiFi Extender
A spare router can extend coverage only if its firmware supports a compatible repeater or bridge mode. When available, wired access-point mode is often easier to configure and troubleshoot.
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A spare router can extend coverage only if its firmware supports a compatible repeater or bridge mode. When available, wired access-point mode is often easier to configure and troubleshoot.

An access point adds WiFi from a wired network; an extender relays an existing WiFi signal. Some products support both modes.
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An access point adds WiFi from a wired network; an extender relays an existing WiFi signal. Some products support both modes.
Read more →Common questions
Some extenders have access point mode that connects to the router by Ethernet and broadcasts Wi-Fi. Check the exact model’s modes and port speed.
An access point uses a wired network connection to create Wi-Fi. Repeater mode receives Wi-Fi wirelessly and relays it, so the source signal matters.
Yes, it normally needs a wired Ethernet connection back to the router or network. A wireless uplink describes repeater or mesh operation.
A wired access point often provides a steadier link where you can run Ethernet. A wireless extender is simpler where cabling is impractical.