How to Get Wi-Fi in Every Room
Improve the connection into weak rooms, then add the right Wi-Fi coverage where you need it.
Check what is failing before buying equipment
Use the same phone or laptop to compare a spot near the router with each problem room. Keep the test conditions similar, and check that the device is using Wi-Fi rather than mobile data.
- Good near the router, poor farther away
- Coverage or the path through your home is a likely limit. Repositioning equipment or adding a well-connected Wi-Fi point is worth investigating.
- Slow beside the router too
- Try a direct Ethernet test if possible. If that also performs poorly, investigate the broadband connection, router or device before buying coverage equipment.
- Only one device struggles
- Compare another device in the same place. Check the affected device’s updates and connection before redesigning the whole network.
A faster broadband package can provide more capacity to the home. It does not remove the wall or poor wireless link between the router and your bedroom.
Think about both links into the room
First, give the main router a fair chance: try an open, raised position with a clearer route towards the rooms you use. Our router placement guide covers that step without needing new hardware.
If you add another Wi-Fi unit, it needs a good connection back to the router as well as a good wireless link to your devices.
1. The connection back
The unit reaches your router through wireless backhaul, Ethernet or, with suitable equipment, powerline.
2. The connection nearby
Your device connects over Wi-Fi to that unit. A strong signal here cannot compensate for a poor connection back.
That is why putting an extender in the room with no usable signal often disappoints. It may be close to your laptop while still struggling to reach the router.
Which coverage fix fits your home?
| Your situation | A useful starting point |
|---|---|
| Router hidden at one end of the home | Improve its position and test again before buying equipment. |
| Several weak rooms or floors | A compatible mesh system, with a sound connection between its units. |
| A difficult room you can reach by cable | An Ethernet-fed access point or a mesh point supporting wired backhaul. |
| One small gap, with good signal nearby | A well-placed extender may be sufficient. |
| Cable is impractical and wireless links struggle | Consider a Wi-Fi powerline kit, then test it on your actual electrical wiring. |
For a fixed PC, console or TV, a direct wired connection may solve the immediate problem. It will not add Wi-Fi for phones in that room. Our Wi-Fi vs Ethernet guide explains where each connection makes sense.
Make the chosen system work properly
Mesh: place points before the signal disappears
For a wireless mesh, start partway towards the weak area, where the new point can still communicate well with the existing network. An open landing or hallway may provide a better route than a far bedroom behind several walls.
Use the system’s connection or mesh test, then move the point and retest. Check compatibility before mixing units. More points do not automatically mean better performance, and the number needed depends on the building and layout.
See how mesh Wi-Fi works for the details of nodes and roaming.
Wired access points: take the connection past the obstacle
Run Ethernet from the router or a suitable network switch to a wireless access point near the rooms that need coverage. The cable carries the connection across the difficult part of the route; the access point provides local Wi-Fi.
A compatible mesh point can do the same job using Ethernet backhaul. Check the exact model supports it and follow the manufacturer’s wiring layout. An Ethernet port on a mesh unit does not, by itself, establish every supported setup.
I would favour this approach for a demanding office behind a difficult wall if a sensible cable route is available. It avoids asking another wireless relay to overcome the same obstruction.
Extenders: patch a gap, with realistic expectations
Place a wireless extender where it receives a useful router signal, rather than at the very edge of coverage. Its placement indicator can help, but test the actual connection in the target room.
Repeating traffic over wireless can limit throughput. The result depends on the equipment, bands and placement, so neither full router speed nor a fixed speed loss should be assumed.
Powerline: check that the far end actually supplies Wi-Fi
A powerline pair carries network traffic over electrical wiring. One adapter connects to the router by Ethernet; the remote adapter supplies Ethernet and, on Wi-Fi models, a wireless network.
To connect phones wirelessly in the remote room, choose a Wi-Fi-capable kit or connect a separate access point to the far-end adapter.
Plug adapters directly into suitable wall sockets and follow their pairing instructions. Wiring layout, electrical noise and the sockets you use can affect performance. A high advertised powerline rating is not a promised internet speed, and powerline is not reliably fast in every home.
Keep the network setup consistent
If your existing router remains in charge, use the manufacturer’s access point mode where appropriate for the added equipment. Avoid accidentally creating competing DHCP servers or an unintended second routed network. Exact port connections and available features vary by model.
Keep firmware current, use WPA3 Personal where supported or a suitable WPA2/WPA3 compatibility mode, and start with automatic channel selection. Replacing an unsupported router can make sense, but a newer Wi-Fi label alone does not guarantee coverage through difficult walls.
Test the rooms where you actually use Wi-Fi
Use the same places and device
Compare the desk, sofa or bedside position that failed before. Keep doors and other conditions similar, and change one thing at a time.
Try the task that matters
Make a video call, stream a programme or use your work apps. A successful download test alone does not establish a stable connection.
Check the added unit’s connection
If signal bars look strong but performance remains poor, inspect its link back to the router. Move it closer, test a wired link or reconsider the route.
Recheck the rest of the home
Make sure improving one room has not left another struggling. For fair comparisons, follow our guide to testing internet speed properly.
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