Your Support is our everlasting motivation, That Cup of Coffee is what keeps us going!

Install CM 12.1 Rom on Samsung Galaxy S3 GT-I9301i - Custom Rom Android 5.1 Lollipop





Install CM 12.1 Rom on Samsung Galaxy S3 GT-I9301i - Custom Rom Android 5.1 Lollipop

Galaxy S3 NEO CM12.1 (CyanogenMod 12.1, Android Lollipop) ROM is based on Android Lollipop 5.1 is again brought to you for Samsung Galaxy S3 NEO GT-I9301i by xda senior member Rox. Earlier Rox had built CM 12 for Galaxy S3 NEO.

The Samsung Galaxy S3 is undoubtedly the best phone Samsung has ever created. Even though today it doesn’t have the best specifications on the market since it is 2 years old, it was one of the fastest smartphones back in 2012.

With a quad-core 1.4 GHz Exynos processor, Mali 400 GPU, 1.5 GB RAM, HD 4.8″ Super AMOLED screen and 2100 mAh battery, it was one of the best smartphones you could ever buy.

Even today, it is Samsung’s most sold smartphone ever, selling millions of devices in a single month. Because of this, the Samsung Galaxy S3 has a huge fan base with millions of people still using the phone.

If you aren’t happy with old firmware, then you must install CM12.1 on Samsung Galaxy S3 GT-I9301i. The stunning thing is that CM12.1 will let you enjoy 5.1 Lollipop and install new apps on Samsung Galaxy S3 GT-I9301i. we recommends that Samsung Galaxy S3 GT-I9301i owners must take a backup of their private documents before installing CM12.1 as there is a risk of data loss from their phones.

There are a lot of developers creating ROMs, kernels and mods for the phone. Some of these developers are JustArchi and Arter97. These two developers have done a lot of amazing things in the past, and now they come with another creation.

CyanogenMod is one of the most popular ROMs for Android devices. It is stable, fast and gets updated often. JustArchi has been able to port the CyanogenMod 12 ROM on the Samsung Galaxy S3.

we will post the steps to install Android 5.1 Lollipop CM 12.1 on Samsung Galaxy S3 GT-I9301i. The vital thing is that CM 12.1 is an unofficial build, so you may face issues on Samsung Galaxy S3 GT-I9301i after installing it.


What’s CyanogenMod 12.1 ?

CyanogenMod is based on the Android Open Source Project with extra contributions from many people within the Android community. It can be used without any need to have any Google application installed. Linked below is a package that has come from another Android project that restore the Google parts. CyanogenMod does still include various hardware-specific code, which is also slowly being open-sourced anyway.

All the source code for CyanogenMod is available in the CyanogenMod Github repo. And if you would like to contribute to CyanogenMod, please visit out Gerrit Code Review. You can also view the Changelog for a full list of changes & features.


Samsung Galaxy S3 GT-I9301i Specifications

Samsung GALAXY S3 Neo GT-I9301I Android Smartphone was launched in June 2014. It is running on the - processor. The phone has 1.5 GB RAM and 16 GB storage of internal storage which is expandable using microSD, up to 64 GB.

The GALAXY S3 Neo GT-I9301I has a 4.8 inches HD, 720 x 1280 pixels Super AMOLED display with a pixel density of 306 ppi. Coming to cameras, it has a 8 MP rear camera and a 1.9 MP front camera for selfies. It has a microUSB port for data syncing and charging. There is a accelerometer sensor present on the GALAXY S3 Neo GT-I9301I. It is a single SIM smartphone with support for 3G, USB OTG, Wi-Fi, FM Radio, Bluetooth and GPS too.

The GALAXY S3 Neo GT-I9301I runs on Android OS, v4.4.2 (KitKat) and all this is powered by a 2100 mAh battery. It measures 136.6 x 70.7 x 8.6 mm (height x width x thickness) with a total weight of 132 grams including battery.


What is Android Stock ROM ?

When you buy a brand new Android device, it comes equipped with a “stock ROM,” also known as the “stock firmware”. The stock ROM is the preinstalled operating system on your device. The stock ROM has limited functionalities that are defined by the phone’s manufacturer. If you wish to have extra features added to your device, then you will have to resort to custom ROM. 


What is Custom OS Android ?

As you all know Android is an open source platform where a developer can take all the source code from Google and build their own operating system images for Android phones and tablets from scratch. This Custom or Home built an app is known as Custom ROM. Custom ROM replaces your Android Operating system (Stock ROM) which comes with your Phone or Tablet. It comes with a kernel which makes it a fully standalone OS. So some developer in Android Community will customize the Android OS by stripping all the Garbage and makes it a pure Android experience with no carrier-installed app or OEM apps.

This Custom ROM is been updated regularly by the community and developers where they fix all the bugs related reports. Custom ROM also allows you to experience latest Android OS even if the OS has not available to your tablet.

What’s on Android 5.1 Lollipop ?

Android Lollipop is the fifth major version of the Android mobile operating system developed by Google and the 12th version of Android, spanning versions between 5.0 and 5.1.1.[2] Unveiled on June 25, 2014 at the Google I/O 2014 conference, it became available through official over-the-air (OTA) updates on November 12, 2014, for select devices that run distributions of Android serviced by Google (such as Nexus and Google Play edition devices). Its source code was made available on November 3, 2014. It is the fifth major update and the twelfth version of Android.

One of the most prominent changes in the Lollipop release is a redesigned user interface built around a design language known as Material Design, which was made to retain a paper-like feel to the interface. Other changes include improvements to the notifications, which can be accessed from the lockscreen and displayed within applications as top-of-the-screen banners. Google also made internal changes to the platform, with the Android Runtime (ART) officially replacing Dalvik for improved application performance, and with changes intended to improve and optimize battery usage.

Pre-Requisites

  1. This will work on Samsung Galaxy S3 GT-I9301i (Don’t Try this on Any other device):
  2. Charge your phone up to 80% or 70%.
  3. Download the latest Samsung USB Drivers.
  4. You will lose the original ROM or any CUSTOM ROM if you already installed on your phone. So make sure to Backup your phone before doing this step using TWRP or CWM or any Custom Recovery.
  5. You can also backup all your Data.
  6. You must install TWRP or any Custom Recovery on your phone.
  7. Download all the Zip files from below and Place it in your phone’s root of internal memory or to SD Card.
Caution:
  •  Rooting your phone will void the warranty.
  •  Make sure to take the complete backup of your phone before starting this process.
  •  Rooting your phone can damage your phone permanently.


Warning:

we will not be held responsible for any kind of damage occurred to your Samsung Galaxy Samsung Galaxy S3 GT-I9301i during or after the installation of CyanogenMod 12.1 latest android OS ROM Android 5.1 Lollipop ROM. Proceed at your own risk.



Steps to Be Followed

Step 1Download CyanogenMod 12.1 latest android OS Custom ROM packages from downloads section to your PC. Do not unzip the packages.

Step 2: Connect Samsung Galaxy S3 GT-I9301i to PC using an USB cable.

Step 3: Transfer the downloaded packages into the root of phone or SD card memory.

Step 4: Once the transfer is done, disconnect the USB and turn off the Samsung Galaxy S3 GT-I9301i.

Step 5: Enter custom recovery mode on Samsung Galaxy S3 GT-I9301i.

Turn on the device by holding Volume up+Home Button + Power buttons together until you see the recovery mode.

Step 6In custom recovery mode, you can view a list of options which are not available in Stock recovery. Among them, find and select wipe data/factory reset

Step 7: Now perform a complete data wipe by selecting wipe cache partition.

Step 8: Once done, enter advanced options in recovery mode and select wipe dalvik cache.

Step 9: If you are done with all the above steps, you can flash the firmware package now. Select cm-12.1-20161031-NIGHTLY-s3ve3g.zip. Confirm the installation and do not interrupt the process.

Step 10: Then install open_gapps-arm-5.1-pico-20210416.zip.


Step 11After completion Step 10 select reboot system now option.


Download CyanogenMod 12.1 Latest android OS Rom For Samsung Galaxy S3 GT-I9301i

Download the Samsung Galaxy S3 GT-I9301i Custom ROM CyanogenMod 12.1 latest android OS ROM package from the below download links. Transfer them to your device before proceeding with the installation process.




Odin3_v3.14.1.zip





twrp-3.2.3-0-s3ve3g.img





cm-12.1-20161031-NIGHTLY-s3ve3g.zip




open_gapps-arm-5.1-pico-20210416.zip



That’s it Now you have successfully installed the latest Android on your device, the first boot will take some time so please don’t panic!


================DISCLAIMER==================== 

 All videos on my YouTube channel are for Educational purpose only and/or to help people unlock their phones who forget their Password or Google Lock. I do not endorse or encourage unlocking of stolen/barred mobile phones. Anyone using these videos for any illegal or unlawful purpose will be solely responsible for his/her activity.



Post a Comment







Your support is our everlasting motivation,
that cup of coffee is what keeps us going!


As we continue to grow, we would wish to reach and impact more people who visit and take advantage of the guides we have on our blog. This is a big task for us and we are so far extremely grateful for the kind people who have shown amazing support for our work over the time we have been online.

Thank You for your support as we work to give you the best of guides and articles. Click below to buy us a coffee.





© 2020 TechNO | All Rights Reserved.