Looking for an Android 6.0.1 Marshmallow based custom firmware for your Sprint Samsung Galaxy S3? Team OctOS has released a stable custom ROM for the handset. Based on 6.0.1, the ROM brings the best features from CM13, LiquidSmooth and other popular Marshmallow based ROMs. Follow this guide for steps to flash OctOS on Sprint Galaxy S3. For features and updates, please visitthe official website.

-Best Marshmallow Custom ROMs for Android Devices

Prerequisites to update Sprint Galaxy S3 toOctOS Android 6.0.1:

Backup any important datafrom your Samsung Galaxy S3 as a complete wipe will be required during the flashing process.Enable USB debugging option on your device:Settings>DevelopmentOptions>USB debugging.Samsung Galaxy S3 must berooted, unlocked and installed with a recovery tool likeTWRPorCWM.Your device must be charged to at least 60% of power.

Note:this tutorial is focused on Sprint Galaxy S3; please do not try this guide on otherAndroid&Samsungdevices. The unofficial ROM is still in developmentphase, so please beware that some features might not function at their best.

How to update Sprint Galaxy S3 to OctOS Android 6.0.1:

Required files: downloadOctOSAndroid 6.0.1custom firmware for Galaxy S3and save it on your computer. Also, download GApps from here. Do not extract the contents.

ConnectGalaxyS3 to your computer using a USB cable and copy the zip file to your phone’s SD card.Disconnect the USB cord andpower off yourGalaxy S3.Boot it intorecovery modebypressing and holdingVolume Up+Home+Powerbuttons together.Perform aNandroid backupof your current OS:Backup >backupand restoreon ClockworkMod recovery.Wipe data task: from the CWM recovery menu, selectwipe data / factory resetand confirm the process. Then go on towipe cache partitionandwipe dalvik cache.From recovery menu, selectinstall zip fromsdcard,followed bychoose zip from sdcard.Locate the OctOSAndroid 6.0.1custom firmware and confirm the flashing process.Return back to main recovery menu and reboot your Sprint Samsung Galaxy S3 into the new custom ROM. First bootmay take a few longminutes.

How to restore:If you want to return to previous OS on your SGS3, boot intorecovery, selectbackup and restorethen restore yourprevious ROMby selecting it from the list.

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