Root Samsung Galaxy A3 2015 SM-A300F/G/Y Lollipop, Marshmallow 6.0.1 using TWRP

What I say, Some users Still Buy refurbished models of Samsung Galaxy A3, Because of low price and Compact size. But, they don’t know, with this 1 GB RAM or 1.5 GB RAM for the regular model, they can’t survive now. Yes, Some models received Marshmallow, but they are Old non-optimized OS, they always run on background with some Bloatware. We should remove those apps and hibernate some unwanted apps. Follow the below steps carefully to root your device easily.
Samsung Galaxy A3 2015 with Nature Background

Why should you Root Samsung Galaxy A3 2015?

You already know you are facing daily lag issues with just 1 GB  and 1.5 GB RAM. Duos Variants comes with only 1 GB RAM. Snapdragon processor devices are gaining a little bit of performance improvement compare with Exynos processor devices, but it is not that much better because of Quad-Core Processor. You face daily lag, sometimes random restarts due to Overheat processor and RAM usage, even for small consuming apps. So, after rooting, I can expect a Lag-free experience? Probably. Also if we hibernate and remove a lot of unwanted apps, and optimize some apps, your device is hardware limited. But, within these limits, we can enhance the performance by 10-20% compared with your old usage. If you use Lite weight Custom ROMs, you can expect a 40-80% improvement in performance based on what custom OS you are choosing.

How to root Samsung Galaxy A3 2015 (SM-A300F / SM-A300G / SM-A300Y)

Samsung Galaxy A3 2015 comes with a flexible bootloader other than Verizon devices. Verizon devices come with locked Bootloader. This means that the other smartphone variants can be easily rooted. Also, the device can accept to install TWRP recovery or any other custom recovery file/app alike.

TWRP recovery is a custom recovery file that must be installed on Samsung Galaxy devices because you can root them successfully. In this article, we explained the easiest method to follow and install TWRP recovery on Samsung Galaxy A3 2015. However, the tool required for rooting this device is the Magisk App.

With the help of TWRP Recovery, you can quickly flash the latest version of Magisk into your Samsung Galaxy A3 2015 to gain root access. Before sharing the tutorial, you may want to know that, with the TWRP recovery present on your device, you can easily install any custom ROM or firmware. Does it seem complicated? Relax, everything will be explained succinctly in bullets.

Things to check out for;

  • Select TWRP Based on the mobile model number.
  • Make sure your device battery is charged above 50%

  • Backup your current files and data, just in case (save them on external storage).

Pre-Requirement Steps

Enabling developer option

  • Enable USB Debugging Mode and OEM Unlock on your mobile. To do this; go to settings >>> about >>> Tap on the “Build Number” 7-10 times consistently to enable “Developer Options,” then go to the “Developer Options” and enable USB Debugging Mode and OEM Unlock. There is no complicated process in the Samsung Galaxy A3 2015.

  • Also, download the ODIN software. Select the above Oreo version in the ODIN list. Install ODIN on your PC.

  • Download Magisk.Zip (Latest Version) and Copy it to Your Phone Memory.
  • Download and save the TWRP File. Please select the correct model number TWRP file.

Flash TWRP using ODIN

Samsung A3 2015 Download Mode


  • Restart the device. Then, enter into Download mode. To do this; press and hold down the Volume Down + Home+ Power buttons at the same time for some time.
Also Read-  Root Samsung Galaxy Note 10/Plus Snapdragon SM-N9700/N9750 Android 10 using TWRP and Magisk

Samsung A3 2015 Download Mode Warning Screen


  • Press the Volume Up button to continue when you see the warning message.

  • Now, connect the Samsung Galaxy A3 2015 mobile to the computer via USB cable.

  • Launch the Odin app on your computer. If the device is detected by this app (Odin), it will show you a message that reads – added!!!

ODIN Added Message


However, if the device is not correctly connected to the PC, you won’t see this message. So, you have to check the USB cable if it is good and reconnect the device.

  • After connecting the Samsung device, click on the PDA/PA button to browse/search and get the TWRP from where you saved it on your PC. Also, navigate to “options” and un-tick the Auto-Reboot.

Odin Auto Reboot

  • Click on “Start”

  • Once the file is loaded into the device, reboot your device. To do this, press Volume Down+ Power to exit Download Mode and Press Volume Up+Home+ Power Button to enter into Recovery Mode.

  • Kudos, you have just Installed the TWRP on your Samsung Galaxy A3 2015. If you installed TWRP, Don’t turn on your mobile. Immediately, move to Magisk Installation steps.

Install Magisk on your Samsung Galaxy A3 2015 using TWRP

  • Boot it into recovery mode->Volume Up+ Home +Power Button.
  • Now it Will Boot into TWRP Recovery Mode.
  • Select Wipe->Advance Wipe->Select Cache Data.
  • Return to Home of TWRP select Install.
  • Select Magisk.Zip.
  • After the Installation Reboot Your Mobile.

What More?

Samsung Galaxy A3 2015 is a Low-end phone; There are no Major updates and monthly updates, from Samsung for a long duration. If you use Lite weight Custom Roms, you can expect a considerable performance Improvement. So, If you have little knowledge of tech, I advise you to Root and uninstall some unwanted apps. You can also flash some Custom ROMs. If you flash Custom ROM, check what is working and what is not working. It is wise to use Some Official Custom ROMs like Lineage.

Also Read-  Troubleshoot Samsung Galaxy A03s SM-A037F/G/M/U/U1/W Wi-Fi Not Working

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