According to XDA member l.hieunghia1999, Android 5.1.1 Lollipop UCS3BPCG G890AUCS3BPCG is released for AT&T Samsung Galaxy S6 Active SM-G890A. You may be planning to install G890AUCS3BPCG. Don’t worry, Androidbiits.com is here to help you in upgrading AT&T Samsung Galaxy S6 Active SM-G890A to Android 5.1.1 Lollipop UCS3BPCG G890AUCS3BPCG. Previously, I have discussed about the steps for updating Sprint Samsung Galaxy Note Edge SM-N915P to Marshmallow 6.0.1 N915PVPU4DPD1. Today, Androidbiits.com will post the instructions to update AT&T Samsung Galaxy S6 Active SM-G890A to Android 5.1.1 Lollipop UCS3BPCG G890AUCS3BPCG. This is an amazing news for the proud users of AT&T S6 Active SM-G890A who are eagerly waiting for Android 5.1.1 G890AUCS3BPCG.

I am expecting that you will be able to install Android 5.1.1 UCS3BPCG G890AUCS3BPCG easily without facing any difficulty after reading the tutorial written in Androidbiits.com. G890AUCS3BPCG may bring various improvements on AT&T S6 Active SM-G890A. Currently, the users of SM-G890A will not be able to root AT&T Samsung Galaxy S6 Active SM-G890A on Android 5.1.1 UCS3BPCG G890AUCS3BPCG. Oh yes, I forgot to say that G890AUCS3BPCG is available only for AT&T S6 Active SM-G890A owners. If you are facing many bugs on AT&T S6 Active SM-G890A, then you must install Android 5.1.1 UCS3BPCG G890AUCS3BPCG on SM-G890A.

Androidbiits.com recommends that SM-G890A users must take a backup of their private documents before updating their SM-G890A to Android 5.1.1 UCS3BPCG G890AUCS3BPCG as there is a chance of losing all files including songs and games from their AT&T S6 Active SM-G890A. Dear SM-G890A user, Android 5.1.1 UCS3BPCG G890AUCS3BPCG does not need rooted SM-G890A, so it is not essential to root AT&T S6 Active SM-G890A before installing Android 5.1.1 UCS3BPCG G890AUCS3BPCG. My dear friend, I am hoping that Android 5.1.1 G890AUCS3BPCG will bring many improvements on SM-G890A.

If you aren’t using SM-G890A, then you don’t need to download Android 5.1.1 UCS3BPCG G890AUCS3BPCG. Well, Below are the steps using which you can install Android 5.1.1 G890AUCS3BPCG. Androidbiits.com won’t take responsibility if SM-G890A got harmed while being updated to Android 5.1.1 UCS3BPCG G890AUCS3BPCG. SM-G890A battery must be above 99 percentage before following these steps. Your AT&T S6 Active SM-G890A must be connected to a Wi-Fi network for installing Android 5.1.1 G890AUCS3BPCG.

How to Install Android 5.1.1 Lollipop UCS3BPCG G890AUCS3BPCG on AT&T Samsung Galaxy S6 Active SM-G890A [Tutorial]

1. You will have to search for “Settings” option on your AT&T S6 Active SM-G890A.

2. It is the time to tap “Settings” option on your SM-G890A.

3. You will have to search for “About phone” option on your AT&T S6 Active SM-G890A.

4. It is the time to tap “About phone” option on your SM-G890A.

5. You will have to search for “software update” option on your SM-G890A.

6. It is the time to tap “software update” option on your SM-G890A.

7. It is the time to tap “update” button to install Android 5.1.1 UCS3BPCG G890AUCS3BPCG on AT&T Samsung Galaxy S6 Active SM-G890A.

8. It is essential to wait until SM-G890A reboots.

Once your SM-G890A is rebooted, you can enjoy the amazingness of Android 5.1.1 UCS3BPCG G890AUCS3BPCG. You can also install Android 5.1.1 G890AUCS3BPCG on AT&T S6 Active SM-G890A manually using Odin. Oh yes, If you are facing problem during the installation of Android 5.1.1 UCS3BPCG G890AUCS3BPCG, then feel free to share your issue with Androidbiits.com. I’ll help you in installing G890AUCS3BPCG. [Source]