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We no longer support , we recommend updatingFiber troubleshooting Premium WiFi for fiber Gigabit internet requirements Browse all fiber internet topics More internet topics What is broadband internet? About the Broadband Information Label Rural internet options Fixed wireless internet Internet service providers 101 Browser support What is DSL? CenturyLink DNS addresses Static IP Move your CenturyLink service How to cancel service Internet and WiFi support videos How to check for an outage Understanding internet speed Browse all internet and WiFi videos Frequently asked questions about internet support How do I check for outages? If your internet or phone service isn’t working, you can check for outages using the CenturyLink outage tool . You can also use Troubleshooter to help diagnose individual service problems and get help when your internet is down . How do I return my modem? If you need to return your modem to CenturyLink, sign in as a guest on the UPS site , pack your modem following these instructions , then drop off the box off at any authorized UPS Shipping Center location near you. Can I bring my own modem? We highly recommend using one of our certified or recommended WiFi modems. If your modem is not on the CenturyLink recommended modem list, it’s either a retired CenturyLink device or a third-party modem . Should I use 2.4 GHz or 5 GHz WiFi? The difference between 2.4 GHz and 5 GHz WiFi comes down to speed and range. Use 5 GHz for a device closer to the router and 2.4 GHz for a device farther from the router. How do I change my WiFi password? You can change your WiFi password from the CenturyLink app (for some modem models) or from your secure modem settings , which you can access on a computer or other connected device. Need financial assistance with your internet service? Learn about Lifeline Need quick assistance? The best way to connect with customer service is by text! Text your question to 888-320-3452 on your mobile device* and get help with service requests like: Upgrade or move your internet or phone service Request a repair Reschedule an appointment or locate your technician And more! *Msg. and data rates apply. Msg. frequency varies. Text HELP for help. Sign in to your account to update communication preferences or reply STOP to opt out. Automated Bot used to route requests. View Privacy Policy and Terms and Conditions . Discover the CenturyLink blog. The internet is waiting for you . Discover Blog Understanding internet and WiFi speed Understanding internet and WiFi speed Benefits of self-service technology Benefits of self-service technology How to transfer data across devices How to transfer data across devices Understanding tech jargon Understanding tech jargon Visit the CenturyLink Gaming Hub Visit the CenturyLink Gaming Hub Why you should reboot your router regularly (and how to do it) Why you should reboot your router regularly (and how to do it) Previous Next Did you find the help you were looking for today? Yes No Popular Support Tools Sign In Sign In My Appointments My Appointments Quick Bill Pay Quick Bill Pay Find Available Services Find Available Services Support topics Internet Internet Home Phone Home Phone Small Business Small Business TV TV Account Account Videos Videos About Lumen | About CenturyLink | Careers | Investor Relations | Newsroom | Legal | Privacy Notice | Tariffs | Customers with Disabilities | Site Map | Cookie Settings | CenturyLink in Your Area | CenturyLink.net | Quantum Fiber in Your Area | White/Yellow Pages | Centurylink Retailer Residential | Small Business | Enterprise | ©2024 CenturyLink. All Rights Reserved. + Feedback About Lumen About CenturyLink Careers Investor Relations Newsroom Legal Legal Notices Privacy Notice Tariffs Customers with Disabilities Site Map Cookie Settings CenturyLink in Your Area CenturyLink.net Quantum Fiber in Your Area White/Yellow Pages Centurylink Retailer Residential Small Business Enterprise ©2024 CenturyLink. All Rights...