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Fantastic MIUI Custom ROM For Samsung Galaxy S3

Fantastic MIUI Custom ROM For Samsung Galaxy S3


How To Install Custom MIUI for Galaxy S3 i9300

miui for galaxy s3 i9300

If you find yourself reading this post, then my guess is, you own a Samsung s3 and you love customizations like I do. Well in a bit I am going to show you how to flash your Samsung galaxy S3 with an absolutely cool custom ROM called MIUI.
Some months ago I shared a post on how to install Samsung S6 ROM on Tecno c8, Of which so many testimonials came in. If you know people that have the Tecno c8? You should advise them to try this cool Samsung s6 imitation ROM.


Now back to the business of today. The Samsung galaxy S3 is originally a very sweet device with outstanding features, the device was originally produced with android version 4.0.4, but now later versions of the Samsung s3 comes with Android 4.3 Jellybean.

Other cool attractive features of the Samsung galaxy are, the 1GB RAM, 16GB ROM, great battery life, amazing display quality ( 4.8-inch HD super AMOLED display) trust me I can go on and on, but I will stop here.


What Changes If You Install MIUI Custom ROM For Your Samsung Galaxy S3?


Trust me, of all Samsung galaxy ROMs, be it custom or stock ROM, I will pick the MIUI as my favorite custom ROM for the Samsung galaxy S3. Why? well, it’s UI is just so unique.


So the big question now is, What happens or what changes if you install miui for galaxy s3 i9300?


  • Your phone will have a new system look. (New and improved user interface)
  • Installing this Samsung galaxy S3 custom ROM will make your phone stand out amongst other Samsung S3 devices, trust me, people will envy your phone.
  • This Samsung custom ROM comes with BOEFLA sound which improves your phone’s sound quality.
  • Access to lots of cool themes.

And lots more.


Procedure in installing MIUI custom ROM for Samsung galaxy s3 i9300


Disclaimer: This installation voids the manufacturer and carrier warranty. Techytab is not responsible for bricked devices, however, this procedure is easy to follow, complete adherence to the steps will ensure a successfully installed ROM.

Before you go ahead to install the miui for galaxy s3 i9300, you should root your device and install a custom recovery.



Step 1: Download Samsung USB drivers and install it on a windows PC

Step 2: Download odin+Cf-Auto-Root for Samsung galaxy i9300 and extract it to a folder on your windows PC.

Step 3: Run the downloaded Odin from the Odin+Cf-Auto-Root folder.

Step 4: Click on the PDA button, Then locate and select the downloaded Cf-Auto-Root file.

Step 5: Put your phone into download mode by pressing volume down + power + home button. Finally, press the volume up to confirm.

Step 6: Connect your Samsung device to your Pc using a USB cable. Odin should now recognize your phone.

Step 7: Click on start.


Wait for a while, after you get a successful message, reboot your device. SuperSu should now be installed on your Samsung galaxy s3 i9300


Now to the next


Step 1: Download TWRP and save on your windows Pc

Step 2: Open Odin on your Pc.

Step 3: Click on PDA.

Step 4: Locate and select the downloaded TWRP recovery.

Step 5: Connect your phone to your Pc using a USB cable.

Step 6: Click on start

You will get a success message.

Steps To Install MIUI Custom ROM For Samsung galaxy S3

miui for galaxy s3 i9300


Step 1: Download ROM of your choice. Exynos 4412 or  Exynos 5410.

Step 2: Download GApps-kk flashable zip.

Step 3: Put the downloaded MIUI ROM and GApps.zip in the root of your sd card.

Step 4: Switch off your device.

Step 5: Go into recovery mode by pressing and holding Volume up + Home  button + Power button simultaneously

Step 6: Do a backup. Go to backup option in recovery mode and select all partitions including system, data, boot, recovery, EFS, then swipe right to backup.

Step 7: After doing the Backup, Go back to the recovery main menu and tap on wipe.

Step 8: Select advanced wipe and Dalvik cache, system, data, and cache only.

Step 9: Confirm to wipe and wait for the process to complete.

Step 10: Go back to the recovery main menu and tap Install.

Step 11: Locate the downloaded MIUI ROM and tap on it. Now install the ROM.

Step 12: Select your device name, (i9300). wait for the installation to complete

Step 13: Go back to recovery main menu, Tap on install and locate the GApps.zip file and install it.

Step 14: Go back to the recovery main menu, and select reboot.

If you successfully install the Samsung galaxy S3 ROM, your device after boot should be like the image below.

miui for galaxy s3 i9300

Feel free to drop comments if you encounter any issues while flashing.

Tell us,  If you have is installed, how is the custom miui for galaxy s3 i9300 ?

Beejay adoghe I'm Beejay Adoghe, I have always been a lover of tech and gadgets and subsequently, this led to creating a top-notch platform where I could share free basic information about Tech that'll help lots of people fix problems and learn new Techy trends. P.S I love Singing and Playing the piano.


  1. I try every Miui of this link:

    and each keeps restart itself when install gapps or supersu!
    i test your rom and no bugs, Thanks man, I LOVE YOU!
    Do you have recent version?

    1. Hey, sergio!

      I’m glad the ROM works well for you.

      I don’t have a recent version for now. But you can check back sometime.


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