Great news for the owners of Galaxy S3 model i9300, now you can install official CyanogenMod 14.1 ROM on your device. Samsung Galaxy S3 is old but still one of the most popular device of all times. The Galaxy S3 is the successor to Galaxy S2 with much improved hardware and decent specification and sleek design, the Galaxy S3 has been released in multiple variants including carrier bonded like Verizon S3 and carrier free. Today we are going to discuss the firmware update process of Galaxy S3 i9300, the firmware is a custom ROM but Official CyanogenMod 14.1 with Android 7.1 Nougat features.
The CyanogenMod 14.1 for Galaxy S3 i9300 also known as CM14.1 ROM, it is based on Android 7.1 Nougat with multiple customized features (Link mentioned below). The CM14.1 for Galaxy S3 i9300 is a Nightly build but can be used as daily drivers so if you want to taste the official CM14.1 build on your device and are good enough in performing manual installation then what are you waiting for? Grab the firmware and follow the below description carefully.
The CyanogenMod 14.1 Nougat ROM for Galaxy S3 i9300 has all the latest features of stock Nougat firmware. In this guide you’ll find every thing regarding flashing TWRP on Galaxy S3 i9300 to installation of ROM on your device as well, one more thing keep in mind it’s a third party custom ROM but not an official firmware update by Galaxy S3 i9300 and follow the tutorial carefully.
How to update Android 7.1 Nougat official CyanogenMod 14.1 ROM on Galaxy S3 i9300
Disclaimer: This tutorial includes multiple operations including Custom Rom. Follow the guide on your own risk, we are not responsible if you brick or damage your device.
Please ensure your phone battery should be charged at minimum 80%
Install latest USB drivers for your device necessary for PC-Android connection (if your device is not detected by the computer)
Download and install latest TWRP on Galaxy S3 i9300 or visit our recovery section and choose your device model.
Backup your important data by creating a Nandroid back up or follow this guide to create a Nandroid Backup of your device.
This will create a backup of your complete device including current firmware, if something goes wrong you can restore your previous firmware
How to install Android 7.1 official CyanogenMod 14.1 Nougat ROM on Galaxy S3 i9300
Step-1: Download the ROM file along Google Apps from the link provided below.
Step-2: Connect your device to your PC and transfer the ROM and gapps files on your device storage.
Step-3: If you have download the ROM using your phone then skip step 2.
Step-4: Now turn off your device and boot into recovery mode (Use hardware keys combination or using any third party app, mostly found in Play store).
Step-5: Tap on “Wipe” and then swipe the slider from left to right to begin the wipe process (This will reset your device to factory)
Step-6: Now it’s the time to flash the ROM on your device. Choose install and navigate to the folder in which you have copied the ROM file
Step-7: Swipe across the slider to confirm install, wait for a few minutes till the file is completely installed in your device.
Step-8: Now repeat step 7 for the installation of Google Apps.
Step-9: Once done with the installation process, reboot your device.
Note: If your device stuck at boot logo or taking longer then 7-10 minutes then follow this guide to fix the bootloop issue
That’s it! If you have successfully installed Android 7.1 Nougat CyanogenMod 14.1 ROM on Galaxy S3 i9300 let us know by posting your queries in the below provided comment section. Follow us on Facebook/Twitter/Google+ for future update.