How to Update AT&T Samsung Galaxy S2 SGH-I777 to Android 7.1.1 Nougat LineageOS 14.1 Unofficial ROM [Simple Steps]

Developer CNBLACK has released Lineage 14.1 ROM for AT&T Samsung Galaxy S2 SGH-I777 (u1att). The tremendousness of Nougat 7.1.1 LineageOS 14.1 can now be tasted on AT&T S2 SGH-I777 (u1att). Androidbiits.com has recently published the step-by-step tutorial for installing Nougat 7.1.1 Lineage 14.1 (tomato) on Micromax Yu Yureka AO5510. The thrilling news is that AT&T S2 SGH-I777 (u1att) owners can now install Nougat 7.1.1 Lineage OS ROM on SGH-I777 (u1att). Isn’t it thrilling? Androidbiits.com will publish the appropriate steps to install Android 7.1.1 Nougat LineageOS 14.1 ROM on AT&T Samsung Galaxy S2 SGH-I777 (u1att). The most crucial thing is that LineageOS is an experimental build, so you may experience many issues on SGH-I777 after installing it.

I am predicting you will be able to install Nougat 7.1.1 Lineage OS 14.1 on AT&T S2 SGH-I777 (u1att) appropriately without obstacles after reading the tutorial published in Androidbiits.com. Lineage OS 14.1 ROM needs rooted AT&T S2 SGH-I777 (u1att), so it is compulsory to root AT&T S2 SGH-I777 (u1att) before tasting Nougat 7.1.1 LineageOS 14.1 on SGH-I777. You must root it to enjoy the thrillingness of Nougat 7.1.1 Lineage OS on AT&T S2 SGH-I777 (u1att). Well, it is compulsory to install TWRP on AT&T S2 SGH-I777 (u1att) to taste Lineage OS. Oh yes, SGH-I777 owners can install Lineage OS only after unlocking SGH-I777 bootloader.

If you aren’t happy with your old firmware, then you must install Lineage OS 14.1 on AT&T S2 SGH-I777 (u1att). The thrilling news is that LineageOS 14.1 ROM will let you taste the thrillingness of Nougat 7.1.1 on AT&T S2 SGH-I777 (u1att). Androidbiits.com recommends that AT&T S2 SGH-I777 (u1att) owners must save their confidential data appropriately before installing Nougat 7.1.1 Lineage OS as there is a risk of data loss from SGH-I777.

Below are the appropriate steps to install Nougat 7.1.1 Lineage OS 14.1 on AT&T S2 SGH-I777 (u1att). Androidbiits.com won’t take responsibility if AT&T S2 SGH-I777 (u1att) become defective during the installation of Nougat 7.1.1 LineageOS 14.1. It is compulsory to charge SGH-I777 (u1att) battery above 82 percentage before using this tutorial.

How to Install Android 7.1.1 Nougat LineageOS 14.1 Unofficial ROM on AT&T Samsung Galaxy S2 SGH-I777 [Simple Steps]

1. It is vital to download Android 7.1.1 Nougat Lineage 14.1 (u1att) Unofficial ROM for AT&T Samsung Galaxy S2 SGH-I777 on your desktop.

2. It is the time to activate USB debugging and attach SGH-I777 with desktop.

3. It is essential to transfer Nougat 7.1.1 LineageOS 14.1 to SGH-I777.

4. It is the time to power off SGH-I777 and remove the USB cable.

5. It is vital to put SGH-I777 into Recovery Mode.

6. It is essential to tap “wipe data/factory reset” on SGH-I777.

7. It is the time to tap “wipe cache partition” on SGH-I777.

8. It is vital to click “install zip from SD card” on SGH-I777.

9. It is the time to choose Nougat 7.1.1 LineageOS on your SGH-I777.

10. It is essential to install Android 7.1.1 Nougat LineageOS 14.1 Unofficial ROM on AT&T Samsung Galaxy S2 SGH-I777.

11. It is the time to go to the main menu on SGH-I777 and click “reboot system now” option.

12. It is essential to wait until SGH-I777 restarts.

13. You can install GApps 7.1.1 on AT&T Samsung Galaxy S2 SGH-I777 using the above steps.

After your SGH-I777 is rebooted, you can taste the tremendousness of Nougat 7.1.1 Lineage OS 14.1 on AT&T S2 SGH-I777 (u1att). Isn’t it thrilling? If you are experiencing obstacles during the installation of Nougat 7.1.1 LineageOS 14.1 on AT&T S2 SGH-I777 (u1att), then don’t hesitate to share your issue with Androidbiits.com.

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