If your modem isn't working right, or you messed up the settings by accident, you may decide you need to reset your modem to its default settings.
But before you do, it's always worth trying to simply reboot your modem first.
Reboot (or "power cycle") is just a fancy way of saying "turn your modem off and back on." Restarting your modem can fix a number of internet connection problems, improve slow connections and resolve wireless issues. It's always a good idea to try this option before doing a full factory reset.
To reboot your modem:
If a basic reboot didn't fix your problems, then it may be time to try a full reset. This returns your modem to its out-of-the-box settings. In many cases, a reset may fix the following issues:
The reset button restores your modem to its factory default settings. This also erases any customized settings you may have changed, including: static IP address setup, DNS, personalized password, customized wireless settings, port forwarding, routing and DHCP settings.
If you have custom settings that you want to save, learn how to back up your settings before resetting the modem.
No matter what kind of modem you have, the reset button is likely on the back, and is usually red. It's recessed to prevent it from being pushed by accident, so you'll need a bent paperclip or pen tip to press it.