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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 discussions about Upgrades & Activations

Upgrade to at&t prepaid iphone

I've got a new at&t sim card and when I put it in my iphone 6 it ends up telling me carrier not supposed. There both at&t to.. Plz...
by Bissell5 on Jul 1, 2019 2:24 AM
1 1 Reply 1409 Views

Online order, activate and still use current phone?

I’m ordering a new iPhone and I’m being asked if I want it activated. If I say yes, will I be able to use my current phone until t...
by Momof2inmo on Jun 19, 2019 1:03 PM
1 1 Reply 1346 Views

Sim card compatibility

Does sony G8142 hong kong compatible with at&t sim card ?
by Beini426 on May 26, 2019 9:31 AM
1 1 Reply 1088 Views

Live in a different state than primary account holder, what will be needed to change my device

I need a new phone, and plan to purchase the device offline and not through AT&T. The issue being that I am on a family plan and t...
by elm1289 on May 22, 2019 3:23 PM
2 2 Replies 704 Views

Phone not allowed mm#6

Sir my phone show this option (Phone not allowed MM#6) What's ths problem plz help me
by Wajidgabol on May 3, 2019 10:58 AM
2 2 Replies 628 Views