Can I Use My Att Phone With Tmobile

T-Mobile and AT&T both accept different carrier networks, leading people to ask the question "Can I use an AT&T phone on T-Mobile?" The short respond is yes.

Because both AT&T and T-Mobile phones use a SIM (Subscriber Identity Module) carte, each SIM card is uniquely identifiable. However, each network uses a different GSM (Global System for Mobile Communications) frequency.

AT&T phones volition work with the T-Mobile GSM frequencies, but it is first necessary to unlock your telephone. You lot can accomplish unlocking your phone through the AT&T web portal or through transmission methods, though the web portal solution is about platonic.

Let u.s.a. larn more in particular!

Unlock Your Device

The most of import requirement to switch carriers is to unlock your device. AT&T ties SIM cards and supported phones together with their network.

Without unlocking your mobile phone, switching carriers will not work.

T-Mobile will non accept mobile devices to their network from other carriers unless they have starting time been unlocked for legal purposes including contracts and mobile device theft.

Fraud and Legal Requirements

Unlocking an AT&T mobile device has several prerequisites. If you want to know will an AT&T phone piece of work on T-Mobile, there are several considerations, as follows:

The mobile device was non stolen
Your device is signed up for upwardly to 60 days
You have no early on contractual termination fees
You agreed to AT&T's terms and conditions

How Can I Apply an AT&T Phone on T-Mobile?

AT&T created these rules and stipulations to foreclose people from stealing a phone and switching carriers.

It isn't possible to switch to T-Mobile without coming together the same requirements to unlock your phone with your quondam SIM carte du jour.

Method #ane: Unlock Your Phone with AT&T Online

To unlock your phone manually, visit the AT&T website. This method presumes that your current phone has a SIM card and a valid number.

Non everyone is qualified for unlocking their phones and SIM cards, however.

To check if y'all authorize, please refer to the following steps:

Visit the AT&T website to unlock your mobile phone.
Select Unlock Your Device.
Enter your electric current phone number.
Read and agree to the terms and weather
Follow the prompts and the email link.

Note: AT&T responds with an email within 24 hours. However, your asking may be denied.

Two probable reasons for rejection include a stolen device and also late payments to AT&T.

Method #two: Get a New SIM Carte

Some other way to transfer from AT&T to T-Mobile is to merely become a new SIM card. But exist forewarned: getting a new SIM menu ways that your phone number will change.

This may be undesirable for some people for varying reasons. Some people simply don't desire to memorize a new telephone number.

But yous should also consider everyone yous telephone call and text, likewise as any web accounts with which you secure via your mobile phone number.

If you have a long list of contacts on your phone, updating your SIM card could make you unreachable without telling all of the contacts of your updated number.

Note: New SIM are an manufacture standard and will work with whatever phone.

Still, fifty-fifty afterwards purchasing a new SIM card, you may still need to manually unlock your phone before switching to a new service.

Method #3: Unlocking Samsung Mobile Devices Manually

Many Android devices accept similar transmission unlocking procedures.

If you have a device that is purchased secondhand and was previously locked to the AT&T network (and that phone doesn't have a current carrier program), you can manually disconnect through the operating organization.

Use the following steps on Samsung devices:

Open up the Settings carte du jour.
Select Connections.
Select Connexion Settings.
Tap the Network Unlock option.
Restart your device.

As well, I would highly advise bankroll up all of your phone data before switching carriers.

Though switching phone providers won't delete your data, it'south e'er proficient to have a backup, especially if you lot change your mind and decide to get a new phone.

Annotation: If you use this method to unlock your phone but still have a SIM card installed from your AT&T plan, y'all may non switch carriers.

Only AT&T tin help unlock a phone using a SIM carte du jour from one of their accounts.

Method #4: Unlocking LG Mobile Devices Manually

If AT&T won't let you to unlock your phone and SIM card on an LG device, yous can use the manual process.

LG devices have a slightly dissimilar unlocking method, every bit follows:

Open up the Settings card.
Open up the Network and Net menu.
Select Mobile Networks.
Select Network Unlock.
Restart your device.

This method presumes that y'all are discarding your SIM carte and installing a new i. If you are using a SIM menu from an AT&T plan, you must use the unlocking steps in Method #ane.

Method #5: Unlocking iPhone Devices (Backup & Erase)

As with the previous two methods, to unlock an iPhone manually, it is safer to become a new SIM carte du jour to switch to T-Mobile.

You can, even so, utilise the Backup & Erase method, using the following steps:

Create a backup in iCloud.
Erase your phone.
Use your backup file to restore your phone.

I would recommend first seeing if your phone qualifies for unlocking every bit mentioned in Method #one.

Erasing all of the data on your phone could exist risky and crusade loss of data if anything should go wrong with the backup and restoration procedure.

Method #6: Technical Support

The last option is to call technical support before switching to T-Mobile.

It is easier and faster to use the spider web portal (Method #1) to unlock your phone, only tech support is available 24X7 to assistance customers.

You can telephone call one-800-288-2020 for general assist (hours may vary in your region).

Notation: T-Mobile does let transfer assistance to alleviate early termination fees with AT&T for those who are eligible.

Though T-Mobile does assistance reduce the cost of fees, to go on your erstwhile phone and number, you will all the same need to unlock your phone.

Read Next: How to Get Netflix with T-Mobile?

Bottom Line

Many people wonder, "Can I utilise an AT&T phone on T-Mobile." Legally, y'all tin can, but only if your mobile device is unlocked.

The best way to unlock your AT&T telephone is to visit the website and go through the unlocking steps mentioned in Method #one.

T-Mobile cannot unlock your phone for you; instead, AT&T must unlock it for current customers.

Lastly, note that only unlocking your mobile device and signing up with T-Mobile doesn't exempt y'all from obligations with AT&T.

Even with a new T-Mobile plan that helps mitigate early termination fees and contracts, you may even so be liable to AT&T contract obligations.

Kevin has over v years of experience working in diverse Tech startups and providing Technical solutions. He has contributed to many Tech publications and websites.