Samsung i9300 Galaxy S3 Install Android 7.1 Via AICP Custom Rom

Hello, Guys ! so in today’s article we gonna be showing you the step by step process to install Android 7.1 AICP  Custom ROM on your Samsung i9300 galaxy s3. If you are still using Samsung i9300 galaxy s3 and unhappy with your current android version don’t worry now you can enjoy the latest Android 7.1 on your Samsung i9300 galaxy s3 by flashing an AICP android 7.1 custom ROM on your Samsung i9300 galaxy s3

Advantages of installing ROMs:-

1.we can remove  bloatware (Pre-installed apps on your device by the smartphone manufacturer)

2.Custom ROMs come with custom kernels so with custom kernels you will be able to overclock your device to increase the processing power and performance of your device 

3.In terms of customization, you can customize look and feel of your Android device like crazy after installing a custom ROM

4.Your device will be up to date by installing the custom ROM

5.Their will be improvement in your battery life than before

Disadvantages of installing ROM:-

1.At first, you will loose your warranty of your device

2.There may be a chance of bricking your device

3.You might face some App crashing issues will also lose some native features of your device.

Things to be done before installation Of Custom ROM’S 

( Prerequisite )

1.You should make sure that your device is fully charged because your device may brick in the middle of installation process if it does not have enough juice left in the battery [Atleast 70%-80% is recommended]

2.Backup all your important Data or else you will  lose your important stuff

3. You New To Flash Custom recovery (TWRP)


We (TechnoProtocol Team) is not responsible for any kind of damage or issues you face while or after following this procedure. follow this tutorial  at your own risk

Download Section

Download Android v7.1 Nougat AICP Custom ROM: HERE

XDA Thread Link — >> Click Here

Google Apps: HERE

Download TWRP Recovery : HERE

Steps To Install TWRP Recovery >> Click Here

Download Samsung USB Driver:HERE


Steps To Flash the Android 7.1 AICP Samsung i9300 Galaxy S3

Step 1 – At first transfer the Downloaded AICP ROM Zip/GAPPS Zip into your phone’s Internal storage/Micro SD card

Step 2 -Next, turn off your note 3 and turn it back on by pressing volume up / Home / and Power button simultaneously. Once the phone boots back you will be in Recovery mode.


Step 3 – After Getting into the TWRP Recovery I will recommend you to Backup your current firmware just to be in safe side and this backup will help you to revert back to your old firmware if you mess up anything while following this tutorial


Step 4 – After the backup is done. Go back and tap on wipe / select advanced wipe / in that select

Dalvik Cache / Data / Cache and swipe to wipe them


Step 5 – Next tap on install and choose the Android 7.1 AICP Custom Rom from your phone’s SD card and swipe to flash the Rom ( Also Don’t Forget To Flash Gapps Zip)


Step 6 – next follow the installer instructions. Don’t panic wait for the ROM to install completely. After its done just Reboot Your Device and you are done now you have  Android 7.1 AICP Custom ROM running on your Samsung i9300 galaxy s3.


About The Founder Of TechnoProtocol AbuSufiyanGeek Is 20 years old hardcore Geek and Tech Youtuber (channel name TechnoProtocol) who is Founder and Admin of Technoprotocol. i created this website with my Co-founder (brother) AbdulSalman to provide some useful and interesting technology articles like tutorials, reviews, tips and tricks and many more related to technology. we hope you will find some useful content here

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