In this tutorial checkout how to update AT&T Galaxy S2 Skyrocket SGH I727 to Android 5.1.1 Lollipop via Paranoid Android Custom ROM – Complete Guide
AT&T Galaxy S2 Skyrocket SGH I727 was released on October 2011 and it was quite a success in the Smartphone market. The packs a 4.5 Inch display which has 480 x 800 pixels resolution. It is powered by 1.5 GHz Dual-Core processor coupled with 1GB RAM and 32GB internal storage which can be expandable up to 32GB via microSD card. AT&T Galaxy S2 Skyrocket SGH I727 ran on Android 2.3.5 Gingerbread out of the box and was later updated to Android 4.1.2 Jelly Bean and since then there were no firmware updates available for this device.
To make all the AT&T Galaxy S2 Skyrocket SGH I727 users happy we have brought here a Paranoid Android Custom ROM. This ROM brings all the features of Android 5.1.1 Lollipop alongside its own features to AT&T Galaxy S2 Skyrocket SGH I727. As there will be no official Android 5.1.1 Lollipop update will be available for AT&T Galaxy S2 Skyrocket SGH I727, this ROM is the best way to enjoy the sweetness of Android Lollipop.
If you are ready to update AT&T Galaxy S2 Skyrocket SGH I727 to Android 5.1.1 Lollipop, then just follow the steps listed below and install Paranoid Android Custom ROM on AT&T Galaxy S2 Skyrocket SGH I727.
Preparations:
- Ensure to create a complete backup of all of your data to safe place.
Backup and Restore SMS
Backup and Restore Contacts
Backup and Restore Call Logs
Backup files on internal storage to PC
- This tutorial is only for AT&T Galaxy S2 Skyrocket SGH I727, so don’t try it on other devices or variants.
- Enable USB Debugging on AT&T Galaxy S2 Skyrocket SGH I727.
- Install Custom Recovery and Root AT&T Galaxy S2 Skyrocket SGH I727.
- Create a Nandroid Backup.
- Backup EFS data.
- Charge the device to at least 75%.
Disclaimer: We are not responsible in any manner for any damage to your AT&T Galaxy S2 Skyrocket SGH I727. So proceed with the below steps at your ow risk. You have been warned.
Also Read: How to Root Samsung Galaxy E7 – All Models
How to update AT&T Galaxy S2 Skyrocket SGH I727 to Android 5.1.1 Lollipop via Paranoid Android ROM:
Step 1: Download the Android 5.1 Paranoid Android ROM package from below links. Also download Google Apps Package.
Android 5.1.1 Paranoid Android ROM
Step 2: Copy both the packages to your devices external storage. Make sure to copy at the root of SD card but not inside any folder.
Step 3: Boot AT&T Galaxy S2 Skyrocket SGH I727 into Recovery Mode.
- Power off AT&T Galaxy S2 Skyrocket SGH I727.
- Press and hold Volume Down, Volume Up and Power buttons at the same time until you see Samsung Logo.
Step 4: Follow the instructions listed here and flash the Paranoid Android ROM Package and then Google Apps Package.
Step 5: Once done, reboot your device.
Note: The first reboot may take some time so please be patience and wait for it to boot up successfully. If you are having any issues such as Bootloop sequence or device not booting up, then try wiping data, Cache and Dalvik cache from Recovery Mode.
That’s all, now you have successfully updated AT&T Galaxy S2 Skyrocket SGH I727 to Android 5.1.1 Lollipop firmware via Paranoid Android Custom ROM.
Do share this help your friends in installing Android 5.1.1 Lollipop on AT&T Galaxy S2 Skyrocket SGH I727.
Have any question? Leave ‘em in the comment section below.
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jerry
I have installed this rom but there is no voice for incoming and outgoing call
and it shutdown itself and do not turn on unless we pull its battery and insert it again plz help me with this issue
jerry
voice in calling is not working
and it is turning of itself
blah
its good actually it works
faisal
my Samsung sigh currently on version 4.0.4
should I go ahead directly to upgrade to version 5.1.1 lollipop?