How to Speed Up Slow Home Wifi (2026)

Step 1: Rule out the internet connection itself

Run an internet speed test (search for speed test in your browser) while standing next to the router.
Compare the result to the speed your internet plan promises. If the speed next to the router is already far below the plan speed, call your provider: no wifi trick fixes a slow line.
Now test from the room where things feel slow. A big drop between the two tests means the problem is your wifi, and the steps below will help.

Step 2: Move the router

Place the router centrally and elevated: on a shelf in the middle of your home, not in a corner, closet, or on the floor.
Keep it away from microwaves, baby monitors, and thick walls, especially concrete, brick, and metal.
Point the antennas in different directions: one vertical, one horizontal covers more device orientations.

Step 3: Restart everything

Unplug the router and the modem (the box from your internet provider) for 30 seconds, then plug the modem back in first and the router second.
Wait two minutes for everything to reconnect. This clears memory glitches and forces a fresh connection to your provider.
Do this monthly. Routers are small computers that benefit from a reboot.

Step 4: Use the right band

Most routers broadcast two networks: 2.4 GHz (slower, travels far and through walls) and 5 GHz (faster, shorter range). If your router shows them as separate network names, connect nearby devices like laptops and TVs to the 5 GHz network and distant or smart-home devices to 2.4 GHz. Many modern routers combine them into one name and steer devices automatically.

Step 5: Reduce congestion

In an apartment building, neighboring networks fight over the same radio channels. In your router's settings page or app, set the 2.4 GHz channel to 1, 6, or 11 and let 5 GHz choose automatically.
Update the router's firmware in its settings or app. Old firmware can be both slow and insecure.
Disconnect devices you are not using. Dozens of idle smart devices still chatter on the network.

Step 6: Wire what does not move

TVs, game consoles, and desktop computers that sit near the router should use an Ethernet cable. Wired devices get full speed with zero interference, and moving them off wifi leaves more airtime for your phone and laptop.

When to upgrade hardware

If some rooms get almost no signal, a mesh wifi system (multiple units working together) beats a single router plus extender.
If your router is more than five years old, a modern one handles many more devices at once.
If speeds are fine next to the router but video calls still stutter, the issue may be upload speed: many plans offer far less upload than download, and providers can often raise it.

Frequently asked questions

Why is my wifi slow in some rooms?

Wifi signal weakens with distance and walls, especially concrete and brick. Move the router centrally and elevated first. For dead zones that persist, a mesh wifi system works better than a single router.

Should I use 2.4 GHz or 5 GHz?

Use 5 GHz for speed near the router (laptops, TVs, video calls) and 2.4 GHz for range (distant rooms, smart-home devices). Many routers combine both under one network name and assign devices automatically.

Does restarting the router actually help?

Yes, temporarily. It clears memory glitches and reconnects you to your provider with a fresh session. Unplug both modem and router for 30 seconds, plug the modem back in first, and wait two minutes.

Will a wifi extender fix my dead zone?

Sometimes, but extenders halve your speed because they retransmit everything. A mesh wifi system, where units cooperate instead of repeating, gives much better results in most homes.

How fast should my internet be?

For one or two people streaming and video calling, 100 Mbps down is comfortable. Large households with 4K streams and gamers should look at 300 Mbps or more, plus decent upload speed for video calls.