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Upgrade & Activate Online
Upgrade & activate your devices online!

Are you ready to upgrade or activate your device?

It used to be a hassle to upgrade or activate your phone, but AT&T has made it easy as 1,2 3, with our AT&T Upgrade online process. Regardless of whether you are upgrading or activating an iPhone or Android phone, this page will point you in the right direction!

Whether you’re upgrading a device with AT&T Next or other AT&T Upgrade plan or activating a new one, we can we’ll walk you through unlocking your device, replacing your SIM card, using the AT&T Mobile Transfer app, and anything else you may need to get up and running!

NEW!: The brand new TechBuzz by AT&T blog can also help you prepare to upgrade your phone!

Latest questions about Upgrades & Activations

Tarjeta sim inactiva

Cómo puedo desbloquear mi línea ya que ha sido bloqueada por otra, al intentar cambiar de compañía
by DanielBalam on Feb 22, 2019 8:12 PM
1 1 Reply 493 Views

App that people are using to track you an to see everything you are doing on your phone

What app is it that can read everything on your phone and track you and they can still everything on your phone
by Mytruck on Feb 19, 2019 10:22 AM
2 2 Replies 419 Views

Trackphone needs to be reactivated

I live zip 41071 they are telling me because I let phone go so long I have to buy a new Sims card
by Ronniedisabled on Dec 28, 2018 7:30 AM
2 2 Replies 548 Views
by Clemson.4 on Dec 17, 2018 8:51 AM
1 1 Reply 478 Views

Being charged for service call troubleshooting when no internet service available at address!!!

Hello, I have been trying to add a line to my account but can't due to an "Outstanding Balance" on my account. I ordered U-Verse i...
by JeremyCragg on Dec 4, 2018 4:40 AM
3 3 Replies 665 Views
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