When it comes to Android 7.1.0 based custom ROM for Samsun galaxy S3, it might have sound weird. However now it is possible to get this going by using AICP (Android Ice Cold Project) custom firmware for this flagship device of the good old days.
Actually speaking AICP was started for HTC Desire HD and then upgraded to a more advanced ROM. Since it was lollipop the ROM was AOKP based. AOKP has temporarily paused its development work or will comeback in a different version. It is thought to be changed when it comes to hardware, drivers and some other features.
This custom ROM is associated with some exciting features. Including CM14.1 Cynogen MOD 14.1 based on Android 7.1 for that old device but much reliable and stable. Repeatedly found to be a reliable, fast and Custom ROM.
The features associated with Android 7.1 are system animations, Power menu animation, LCD density charger, status bar icon control, Percentage like battery icon, brightness control, notification count, Quick pulldown, Presence of Superuser, lock screen shortcuts, lock screen blur, Anywhere gestures, auto launch of music app when headphone is connected and three finger swipe for a screenshot. Apart from these features there are many other features that can be of great use.
As the ROM is at it’s developmental stage so be aware some of the features will not work at their best.
Before you flash the ROM it is recommended to fully wipe off the device. Also try to avoid restoration of system apps and data using Titanium Backup(as it may cause irrecoverable debugging issues). These can cause stability issues. It is because the newly flashed ROM may not be able to incorporate the previous system data and apps due to compatibility issues. Also make sure you have sufficient battery backup
Basic Requirements needed to upgrade Galaxy S3 to Android 7.1 AICP
It is recommend to have a backup any important data from the Galaxy S3, as it will be subjected to a complete wipe off during flashing.
Enable USB debugging mode option on the device (Setings> Development Options > USB debugging)
The device must have to be rooted, unlocked and installed with a recovery tool such as TWRP.
There must be a battery charge of at least 65% or more power remaining.
Upgrading Galaxy S3 to Android 7.1 Nougat
AICP Android 7.1 custom firmware for Galaxy S3 andGApps to be downloaded. Please do not extract the files in GApps.
Connect the device to the PC using the USB cable. Copy the zip file to the SD card.
Disconnect and shut down the device.
Boot in the recovery mode (press and hold down the vol up button, home button and power button simultaneously.
Have a Nandroid backup of your OS (backup>backup and restore on ClockworkMod recovery.
Wipe data from the CWM or TWRP recovery menu and confirm the process. Then perform wipe cache partition and wipe dalvik cache.
From the recovery menu select install zip from sdcard after choosing the choose zip from sdcard.
Go back to the main recovery menu and reboot your device into the new custom ROM. It may take a longer time to reboot.
Thanks for your patience and good luck. For similar articles visit www.bestrootapps.com