Can't access T-Mobile USA: troubleshooting instructions
If t-mobile.com is UP on our checker but you still cannot browse it, try the browser and DNS solutions below. The outage is likely local to your network or device.
Browser-related problems
- Force a full refresh with Ctrl+F5 (Windows/Linux) or Cmd+Shift+R (Mac) in Chrome, Firefox, Edge, or Safari.
- Try alternate URLs such as t-mobile.com, www.t-mobile.com, or the official mobile app if available.
- Clear temporary cache and cookies so your browser loads the latest version of the page.
Fix DNS problems
- A Domain Name System (DNS) maps memorable names like t-mobile.com to IP addresses (for example 192.0.2.1), like a phone book for websites. Your ISP usually provides this service.
- Clear your local DNS cache so you pick up the latest records from your ISP. On Windows open Command Prompt and run ipconfig /flushdns.
- If the site works on mobile data or another network but not on your PC, switch to a public DNS such as OpenDNS or Google Public DNS.
How to set up OpenDNS or Google DNS
- How to set up OpenDNS or Google DNS on Windows 11
- How to set up OpenDNS or Google DNS on Windows 10
- How to set up OpenDNS or Google DNS on Windows 8
- How to set up OpenDNS or Google DNS on Windows 7
- How to set up OpenDNS or Google DNS on Windows Vista
- How to set up OpenDNS or Google DNS on Windows XP
- How to set up OpenDNS or Google DNS on macOS
- How to set up OpenDNS or Google DNS on Ubuntu / Debian
- How to set up OpenDNS or Google DNS on Fedora / RHEL
- How to set up OpenDNS or Google DNS on Android
- How to set up OpenDNS or Google DNS on iPhone & iPad
- How to set up OpenDNS or Google DNS on ChromeOS
- How to set up OpenDNS or Google DNS on your router