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Firmware for Samsung Galaxy M21s

Samsung Galaxy M21s

This page contains download links for the official MIUI 14, MIUI 13, MIUI 12, MIUI 11, MIUI 10, 9 firmware, custom TWRP, CyanogenMod, AOSP Extended 5.7, 4.6, Hydrogen OS, LineageOS 16, 15.1, Resurrection Remix, FlyMe OS 7, 6 , Odex and Deodex firmware. You can also watch video reviews, leave a review of your own, take a look at the prices and buy the device of your choosing. You need to leave a full and detailed review of this device to download the Samsung Galaxy M21s firmware for Android 14 or Android 13 , Android 12 , Android 11 , Android 10.0, Android 9.0 Pie, Android 8.0 Oreo , Android 7.0 Nougat , Android 6.0 Marshmallow , Android 5.0 Lollipop , Android KitKat 4.4.x, 4.1.x, 4.2.x.

When you should consider updating your phone firmware Samsung Galaxy M21s:

  1. If the phone does not turn on.
  2. If it constantly reboots.
  3. If you need to restore it after unsuccessful firmware installation.
  4. Want to install the latest firmware?

Download the Samsung Galaxy M21s Firmware

Please enter a valid Email address when you post your review – this way we’ll know where to send you the guide and the video review. We’ll also send a link to a torrent file of the app for flashing the Samsung Galaxy M21s firmware and the supplementary instructions.

Installation Guide

  1. Download the file with the app (by clicking the red “Download” link).
  2. Install the application to your device.
  3. Run the application.
  4. Select the needed version.
  5. Enter your Email address to which the firmware and the app will be sent.
  6. Download the archive attached to the letter.
  7. Follow the instructions.

Android 14


Android 13


Android 12


Android 11


Android 10.0


Android 9.0 Pie


Android 8.0 Oreo


Android 7.0 Nougat


Android 6.0 Marshmallow


Android 5.0 Lollipop


Android 4.4 KitKat
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See also:

Root for Samsung Galaxy M21s

Hard reset for Samsung Galaxy M21s

How to unlock Samsung Galaxy M21s

How to reboot Samsung Galaxy M21s

What to do if Samsung Galaxy M21s won't turn on

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How to Insert a SIM Card in Samsung Galaxy M21s

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How to Set Up Face Recognition on Samsung Galaxy M21s

How to Set Up Voicemail on Samsung Galaxy M21s

How to Listen to Voicemail on Samsung Galaxy M21s

How to Check the IMEI Number in Samsung Galaxy M21s

How to Turn On Fast Charging on Samsung Galaxy M21s

How to Replace the Battery on Samsung Galaxy M21s

How to Update the Application on Samsung Galaxy M21s

Why the Samsung Galaxy M21s Discharges Quickly

How to Set a Password for Apps in the Samsung Galaxy M21s

How to Format Samsung Galaxy M21s

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