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#At&t network unlock code free update
#At&t network unlock code free software

When you get into the UMTS Main Menu, tap on DEBUG SCREEN.If the above code does not work for you, try this: *#0011# (found working on AT&T Galaxy S4).Open your phone’s dialer and dial the following code to enter the Service Menu on your Galaxy S4: *#27663368378#.If you find “Golden Backup doesn’t exist” at Step 16, create a backup using option on the same screen and then restore that backup using option.Select PERSO SHA256 ON after Step 7. Then continue with Step 9 and your phone should show “SHA256_ENABLED_FLAG in place of value.What to do if you find “Golden backup doesn’t exist” message at Step 16, or your current command is not “116631”? Try the following workaround:.If your phone shows “SHA256_ENABLED_FLAG” at Step 9, it means it already allows changes in unlocking settings.The SIM Unlock (if successful) achieved by this method is permanent and survives even after official updates or flashing custom ROMs.That means, the SIM from the carrier your device is locked to. Also, while you follow the steps, it should have the authorized SIM inserted into it.It does not make a difference whether your phone is rooted or not.It won’t work at all if your phone has a custom ROM installed on it. Make sure your phone is on Samsung’s stock official firmware.Canadian Bell, Rogers, Telus, Virgin Galaxy S4 SGH-I337M.The rate of successful SIM unlocking on T-Mobile S4 is higher than others. For a successful result, make sure you have one of the following variants of Samsung Galaxy S4.

#At&t network unlock code free software

The method described here might or not work on all devices due to some new changes pushed (via software updates) by carriers when they discover a working unlock method.

#At&t network unlock code free update

Sometimes a software update might sweep away the possibility of your phone being SIM Unlocked. Also, the result depends a lot on the firmware version you have on your phone. Therefore, read the tutorial several times before proceeding and follow the steps carefully. In many cases, the users make some mistake while following the steps, resulting in failure. The procedure given below has been tested by many T-Mobile and AT&T Galaxy S4 users and it worked for most of them, we do not guarantee that it’ll certainly work for you too.

Save money on roaming charges while traveling abroad.įollow the guide at your own risk.

Enjoy a permanently unlocked phone that means the device remains unlocked even after a firmware update.

Use your phone with any network provider around the world that means you can use any SIM card from a preferred service provider.

Having SIM Unlocked your T-Mobile and AT&T Galaxy S4, you can. Advantages of having a SIM Unlocked Phone The credit for discovering the method goes to XDA member Kaleido. Please note that the method given below has also been found working on the Canadian variants of the Galaxy S4 from Bell, Rogers, Telus, etc. Earlier we posted the trick to SIM-Unlock branded Galaxy S4 GT-I9500 and its LTE variant GT-I9505 and today we would share the method of unlocking your T-Mobile Galaxy S4 SGH-M919 and AT&T Galaxy S4 SGH-I337. Just type in the 2 words “SIM Unlock” in your web search bar and you will be overwhelmed to see the results of sites that claim to unlock your device for a fee.Īt DroidViews, we try never to miss a single tip or hacking drill that can not only save your valuable money but also give you the ultimate sense of doing something worthwhile on your own. Want to SIM unlock AT&T Galaxy S4 so that you can use any SIM card? Well, it’s very easy to get your device unlocked from the bondage of sticking to a single network from your carrier.