How to factory reset your router (and what it actually erases)

Short answer: a factory reset erases every setting you’ve changed and returns the router to exactly how it left the factory, including its original WiFi name, password, and admin login. It’s the fix for a router you can no longer log into or one so misconfigured that starting over is faster than fixing it.

When a factory reset is actually the right move

A factory reset is a last resort, not a first troubleshooting step. It makes sense in a few specific situations:

• You’ve forgotten the admin password and can’t find it on the router’s label or in your notes.
• You’re giving the router away, selling it, or sending it back to an ISP, and want your settings and WiFi credentials off it.
• Something is badly misconfigured, port forwarding rules, a static DNS entry, a firewall setting, and you can’t isolate which change broke things.
• The router is behaving unpredictably in a way a normal restart hasn’t fixed.

For most everyday problems, though, a factory reset is overkill. A dropped connection, a device that won’t join the network, or slow speeds usually have a narrower cause. Simply restarting the router (unplug it, wait ten seconds, plug it back in) resolves a lot of what people jump straight to a factory reset for.

What it does not fix

A factory reset only touches settings stored on the router itself. It won’t change your internet speed if the plan itself is slow, won’t repair a damaged Ethernet cable or a failing WiFi radio, and won’t fix an issue that’s actually on your ISP’s end. If restarting and resetting both leave the same problem in place, the cause is probably upstream or in the hardware, not in the configuration.

The physical steps

The exact button and timing vary slightly by brand, but the process is close to universal:

1. Find the reset button. It’s almost always a small, recessed hole on the back or bottom of the router, separate from the power button, sized so you need a pin or paperclip to reach it.
2. Press and hold for about 10 seconds. While the router is powered on, hold the button in until the lights flash, change pattern, or the unit reboots on its own.
3. Wait for it to fully restart. This can take a minute or two. Don’t unplug it or press the button again mid-reboot.
4. Set it up again from scratch. The router now behaves like it just came out of the box. You’ll go through initial setup again, whether that’s a web wizard, a first-run app flow, or typing in the default admin address.

Some ISP-supplied gateways bury a software reset option inside the admin page instead of, or in addition to, the physical button. Check your specific model in the router login directory if you’re not sure which applies, or whether your unit has a reset button at all.

What changes afterward

Once the reset finishes, the router’s admin login goes back to whatever it shipped with, not the password you set. If you don’t remember what that original login was, the guide to logging into your router covers where to find it: a label on the unit, paperwork from the box, or a first-setup prompt the router walks you through.

Your WiFi name and password reset too, so every phone, laptop, and smart device that was connected drops off and needs the new credentials to rejoin. Once you’re back in, it’s worth setting a WiFi password you actually chose, rather than leaving whatever the router generated by default, and checking the connected devices list as things rejoin so you know what’s back on the network and what isn’t.