Update Galaxy S3 I747 to Android 5.1 Custom ROM - How to

Official Pac-Man custom firmware has at present been released for Android 5.1 Lollipop. Packed with a ton of features, Pac-Man has always remained one of a favorite custom ROM. Here is how to update Galaxy S3 I747 to Android 5.i Lollipop based Pac-Homo.

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Prerequisites to update Milky way S3 I747 to Android v.one Lollipop:

Fill-in any of import data from your Samsung Galaxy S3 SGH-I747 as a complete wipe volition be required during the flashing procedure.
Enable USB debugging option on your device:Settings >DevelopmentOptions >USB debugging.
Samsung Galaxy S3 must be rooted, unlocked and installed with a recovery tool like TWRP or CWM.
Your device must be charged to at to the lowest degree threescore% of power.

Annotation:this tutorial is focused on AT&T Samsung Galaxy S3 SGH-I747; kindly exercise not effort this guide on other Android & Samsung devices.

How to update Milky way S3 I747 to Android five.1 PAC-MAN:

Required files: download the PacMan Android v.1 Lollipop custom firmware for Galaxy S3 I747 from here and salvage it on your computer. Also download GApps bundle. Do not extract the contents.

Connect Galaxy S3 to your computer using a USB cable and re-create the zip file to your phone'southward SD carte.
Disconnect the USB cord and power off your Milky way S3.
Kicking it into recovery mode by pressing and holdingVolume Up +Dwelling +Power buttons together.
Perform a Nandroid backup of your current OS:Fill-in>backup and restoreon ClockworkMod recovery.
Wipe data task: from CWM recovery bill of fare, selectwipe data / manufacturing plant resetand confirm the process. Then go on towipe enshroud partitionandwipe dalvik cache.
From recovery carte, selectinstall null from sdcardfollowed bycull cypher from sdcard.Locate the PAC-MAN Android 5.1 Lollipop custom firmware and confirm the flashing process.
Return back to main recovery menu and reboot your AT&T Samsung Galaxy S3 into the new custom ROM. Outset kick takes a good 5 minutes so please exist patient.

How to restore:If you want to return to previous OS on your SGS3, kick intorecovery, selectbackup and restoreand so restore your previous ROM by selecting information technology from the list.

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