Easy Method To Root Galaxy M40 Using Magisk [No TWRP needed]

If you’re using the Galaxy M40 device or planning to buy it and you’re an advanced user who likes customizations, flashing files, etc then this guide is for you. We will use the Magisk by patching the stock boot image file and flashing to the device boot partition. The device does have a couple of variants like SM-M405F/DS, SM-M405FN/DS (Global), SM-M405G/DS. The handset has launched June 2019 as a mid-budget Android smartphone under 20K price tag in India. Here in this article, we will share with you Easy Method To Root Galaxy M40 Using Magisk [No TWRP needed]. Just follow the full article with all the requirements, download links, and flashing steps with images.

You will require to download the patched image file from Magisk Manager and flash it. In order to this, your device bootloader should be unlocked. By rooting your handset, you will get a superuser or admin access on your system. Therefore, you can easily customize, change or edit system files according to your preference.

Samsung Galaxy M40 Specifications: Overview

The Samsung Galaxy M40 comes with a 6.3-inch PLS TFT Full-HD display with 1080×2340 pixels resolution. It runs on Android 9.0 Pie on the top of One UI. The phone is powered by an octa-core Snapdragon 675 SoC coupled with Adreno 612 GPU. It packs the 4GB/6GB of RAM and 64GB/128GB of internal storage which can be expandable up to 1TB.

Easy Method To Root Galaxy M40 Using Magisk [No TWRP needed]

The smartphone sports a 32MP primary rear camera, an 8MP secondary camera, and a 5MP third camera along with an LED flash, Panorama, HDR mode, etc. While the front features a 16MP selfie camera with HDR mode. It has Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 5.0, GPS, A-GPS, GLONASS, FM Radio, NFC, MicroUSB 2.0, etc. The device packs a non-removable 3,500 mAh battery with 15W fast charging support. It has an accelerometer, gyro, proximity, compass sensors.

Smartphone Rooting and its Advantages

Rooting will give you the superuser control to use your device over an Android subsystem and system apps. For an Android, it means similar to the jailbreaking the device to get access to the root directory of your android mobile.

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Though sometimes improper rooting may brick your device or void your device warranty as well (if applicable). But it will give you some unleash power and access to change or edit the system settings, themes, icons, install other mod files, etc.

  • You can get access to all files on your Galaxy M40, even the files which present in the root directory of your phone.
  • You can increase the performance of your device by overclocking.
  • By rooting you can increase battery life by underclocking device.
  • Install the Xposed Framework and Xposed module support.
  • Uninstall Bloatware on Galaxy M40.
  • You can block Ads on any applications like YouTube, Browser.
  • By Rooting Galaxy M40, you can View, Edit, or Delete any system file inside the root directory.

Steps To Root Galaxy M40 using Magisk

First of all, you should unlock bootloader on Samsung Galaxy M40 device. Then you can continue with the next steps.

Warning

Unlocking the device bootloader and installing root will void your phone warranty (if applicable). The process also will wipe out all the internal data. So, take a complete backup of device data at first before doing anything. GetDroidTips will not responsible for any kind of bootloops or crashes or any damage to your devices while/after following this guide. Do it at your own risk.

Please Note:

  • After Rooting, it may void the warranty of your phone
  • Rooting will block the official OTA updates
  • Supported model: SM-M405F/DS, SM-M405FN/DS (Global), SM-M405G/DS

[/note]

Download Samsung Galaxy M40 Stock ROM

Here is the link for the same.

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Download Firmware

SM-M405F: Download Here

Now, once you have downloaded the exact firmware file based on your device model number, you can extract the boot.img file to patch it via Magisk manager app.

Guide to Extract Boot Image File and rename to .tar file

Steps to Create a Patched boot image using Magisk Manager

  • Download and install the latest Magisk Manager app.
  • Then, connect your device to the PC via the USB cable.
  • Copy only the boot.img file from the extracted folder to your device storage.
  • Next, open the Magisk Manager app and select INSTALL and choose to install again.
  • Tap on “Patch Boot Image File”.

  • Go to internal storage and select your device boot image that you moved earlier.
  • Now, wait for Magisk to start patching the boot image.
  • Once the boot image has been patched, copy the “patched_boot.img” from the internal storage and replace it in the same extracted ROM folder on your PC.

Now, follow the second step to flash the patched boot image file.

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  • Odin flash tool accepts files in .tar format. So, you have to use 7zip and archive it to .tar format. You can even rename the file as boot.img.tar as shown in the below screenshot.

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Steps To Install the Patched Boot Image tar file on Galaxy M40

Now, follow the final or second method to install the patched boot image file on your Galaxy handset. But first, follow the requirements.

Pre-Requirements:

  • ROM supported: Samsung Galaxy M40 model only. Don’t try it on other devices.
  • Charge your device battery up to 60% at least before doing anything.
  • Make sure to take a complete backup without Root of phone storage.
  • A PC/Laptop and a USB cable are required.
  • Download Latest ODIN tool and install it on your PC.
  • Copy the patched boot image file into the ADB/Fastboot folder.
  • Download and Install the Samsung USB Drivers on your computer.

Instructions to Root Galaxy M40 Using Magisk

After following the pre-requirements and unlocking the bootloader, in order to Root Galaxy M40 Using Magisk, let’s take a look at the rooting steps.

  • When you connect the USB cable you will see a blue sign in Odin.

  • Now, load the patched boot.tar file in the AP section.

  • Go to Option and see whether the Auto Reboot and F-Reset Time selected or not). If not then select these two. Don’t select re-partition.

  • Now, tap on the Start button to root your device.
  • Once it’s done, your device will reboot.
  • Wait for a few minutes as the first boot will take some time.
  • You’re done.

Hope you have rooted your Samsung Galaxy M40 device successfully and you found this guide helpful. Let us know in the comments below in case any issue.

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