New to T-Mobile? Switching is easy Set up your device Using the app Sprint Migration Center All get started topics Ways to pay your bill All about your bill Line permissions Your T-Mobile ID Your PIN/Passcode All account resources topics T-Mobile Network In-flight texting and Wi-Fi Wi-Fi Calling International roaming Mobile Without Borders All network & roaming topics Find the right plan Netflix on Us HotSpot plans Voicemail Use Mobile HotSpot All plans support topics Tutorials Troubleshooting Unlock your device Change your SIM T-Mobile eSIM All device assistance topics Get T-Mobile for Business Billing and payments Manage your account Orders and shopping Account Hub registration All business support topics

With Easy Switch, it’s never been easier to get started with T-Mobile!

What's the deal?

Switching to T-Mobile has never been easier! Just download the T-Mobile app to get started. Find out more!


  • Current T-Mobile, Sprint, and Metro by T-Mobile customers or customers of T-Mobile partners using the T-Mobile network are not eligible
  • Must bring your own device
  • Your device must be unlocked by your existing carrier
  • You can only switch up to 5 lines. Need more? Visit a store!
  • Not available for Business or Government accounts

Switch to T-Mobile

  1. Download the T-Mobile app from the Apple App Store or Google Play store.
  2. Choose Start Switching.
  3. Select Check Compatibility to make sure your device is unlocked and compatible with T-Mobile.
  4. Follow the on-screen steps to finish setup, including:
    • Choosing your plan
    • Adding additional lines
    • Confirming your personal details
    • Setting up your account PIN

Activate your eSIM

If you have an eSIM, you’ll need to activate it once you switch. After you’re done, you should remove your previous carrier’s SIM card from the device.


  1. In the T-Mobile app, select Connect my line.
  2. On your iPhone, choose the Add Cellular Plan pop-up, then select Continue.
  3. Choose to add the T-Mobile plan as Secondary, then select Continue.
  4. Choose Secondary to make T-Mobile the default line, then select Continue.
  5. Select Secondary to make T-Mobile the default for FaceTime and iMessage. Choose Continue.
  6. Choose Secondary to make T-Mobile the default data carrier, then select Done.


  1. In the T-Mobile app, choose Download my eSIM > Connect my line.
  2. When you get the pop-up, choose to Allow access to your eUICC profile. 
  3. Open the Settings app and choose Connections > SIM card manager.
  4. Select Primary SIM and set it to eSIM 1, then choose Change.
  5. Choose Restart and switch to reboot your device and start using T-Mobile.

Other Android

  1. In the T-Mobile app, choose Download my eSIM > Connect my phone.
  2. Choose OK for any of the following prompts you may get:
    • Your SIM will be downloaded soon
    • Disconnect from current carrier
    • Use Wi-Fi to download your SIM
  3. When prompted, choose T-Mobile as the SIM for data.
  4. Open the Settings app, choose Network & Internet > SIMs.
  5. Select the downloaded T-Mobile eSIM.
  6. Choose Calls preferences and set it to T-Mobile.
  7. Select SMS preferences and set it to T-Mobile.

Activate additional lines

If your device only supports a physical SIM card, we’ll send it to the address you provided during sign up for free! Just follow the included steps to finish getting started. Once you’re all set up, you can have the account holder transfer your number.

If your device supports eSIM, we’ll email the next steps to you; just open the link in the email. You’ll need to enter the account holder’s information and confirm your device is compatible before activating your eSIM.

Get help

Run into a snag when switching? We can help!

Something went wrong
There was a problem completing the sign up. Make sure you have a strong Wi-Fi connection and internet is working, then try again.
Your eSIM install failed
There was a problem downloading your eSIM. Make sure you have a strong Wi-Fi connection and internet is working, then try again.

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