

Scroll to the bottom of the page and select Manage Data & Add-ons link.

Select the desired line, then select Plan Details tab.To the right of HD /4K UHD Video, slide the toggle to turn it ON.There are multiple options/methods to enable: If there are multiple lines on an account that you want to add it to, you'll need to do this for each line. If you have a MAXUp add-on on your account, you can turn on Up to 4K UHD video by following these steps. How to activate up to 4K UHD video streaming New to T-Mobile? You can sign up online at, by visiting a T-Mobile store, or by calling 1-800-TMOBILE.Already on Magenta® and looking to upgrade to Magenta® MAX? Give us a call at 1- 800-TMOBILE or learn how to Change your plan.Not yet on a Magenta® plan? Learn how to Change your plan.To get MAXUp, you need to be on a Magenta®, Magenta® Military, Magenta® 55+, or Magenta® MAX plan and then you can Change your services. Up to 4K UHD video streaming requires activation via the My T-Mobile site or T-Mobile app.

