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V12.5.1.0.RJOMIXM: MIUI 12.5.1.0 Global Stable ROM for Redmi Note 9

New Update Story:

Updated on August 07, 2021: Today Xiaomi rolled the MIUI 12.5 for the Redmi Note 9 globally with software version V12.5.1.0.RJOMIXM.

Updated on March 01, 2021: Xiaomi Redmi Note 9 received February 2021 security patch with software version V12.0.7.0.QJOMIXM.

Updated on November 26, 2020: Today Xiaomi rolled the November 2020 security patch for the Redmi Note 9 globally with software version V12.0.5.0.QJOMIXM.

Updated on November 19, 2020: Xiaomi rolled a new update to Redmi Note 9 globally with version V12.0.4.0.QJOMIXM which brings September 2020 Security patch and bug fix.

Updated on June 05, 2020: Xiaomi rolling the MIUI 12 update for Redmi Note 9 (codenamed: merlin) globally. The update is rolling with software version V12.0.2.0.QJOMIXM brings many new features based on Android 10. If you want to try, you can manually install the MIUI 12.0.2.0 Global Stable ROM for Redmi Note 9.

The new firmware update brings the all-new MIUI 12 stable version with redesigned system animation, improved UI, a bunch of privacy protection features, floating window, other system optimizations, Xiaomi Health, Control Center, Accessibility, Dark mode, Trips, System, Mi Carrier Services, System, Messaging, Home screen, Camera, Screen Time, Weather, File Manager, Calendar, Notes, Security improvements, Xiaomi Cloud, and others.

Updated on June 05, 2020: Xiaomi Redmi Note 9 receives stability update which improves the device performance along with security patch (May 2020). The update is rolling globally via OTA with MIUI Version V11.0.4.0.QJOMIXM. With this update, software bumps from MIUI 11.0.2.0 (V11.0.2.0.QJOMIXM) to MIUI  11.0.4.0.

Updated on March 27, 2020: Today Xiaomi rolled the May 2020 security patch to the Redmi Note 9 (Codename: merlin) globally with version V11.0.2.0.QJOMIXM. The update brings no major changes apart from the security patch and bug fixes. If you are using the Redmi Note 9, you can manually download and install MIUI 11.0.2.0 Global Stable ROM on Redmi Note 9 based on Android 10.

As we speak, the update has already started rolling over the air for users globally in a phased manner. It may take days or weeks to reach every device around the corner. In case, if you are not patient enough to wait, then follow this guide to install the update on your Redmi Note 9 (merlin).

Redmi Note 9

Manually Check OTA Updates

Before moving to the guide, we recommend you to first check if the OTA is already available for your device manually. To do that,  go to the phone Settings > About Phone > Software update. Additionally, you can perform this task via the Software Updater app directly. If the new software version is available, you can grab it.

Before downloading the OTA update, make sure to charge the phone battery up to 50% minimum and connect to a Wi-Fi network.

However, if you’re not getting the latest OTA update due to some unfortunate reason, don’t worry. You can follow the firmware installation guide below for your Xiaomi Redmi Note 9 model.

Downloads and Changelog

Software Version Changelog
V12.0.7.0.QJOMIXM

  • System
    • Optimization: Overall response speed
    • Optimization: We increased app launch speed
    • Optimization: Multiple system features are more responsive now
    • Fix: Multiple issues triggered by insufficient RAM resources
    • Updated Android Security Patch to February 2021. Increased system security.
    • Several inessential features will become temporarily unavailable due to the necessity of major fixes and optimizations.
  • Camera
    • Optimization: Camera works faster and better now
V12.0.5.0.QJOMIXM

System

  • Updated Android Security Patch to November 2020. Increased system security
V12.0.4.0.QJOMIXM

  • System
    • Updated Android Security Patch to September 2020. Increased system security.
  • Camera
    • New: New filters: Black ice and Lime
    • New: New video filters: Gold vibes, Lime, Cyberpunk, and Black ice
V12.0.2.0.QJOMIXM

  • Highlights
    • MIUI 12. Yours alone.
  • System animations
    • New: All-new physically based animation engine with advanced architecture will refresh your device’s look.
    • New: Dynamic window technology takes switching screen orientation to a new level.
  • System visuals
    • Brand new visual design works for all types of content and languages.
    • Magazine-level layouts bring important things into the spotlight and make content structure clear.
  • Privacy protection
    • New: MIUI 12 is the first Android-based mobile OS that went through the rigorous enhanced privacy protection testing.
    • New: Use secure sharing to control what additional data is sent along with shared items.
  • Floating windows
    • New: Pull down a notification sent by a messenger app to turn it into a floating window.
    • New: Floating windows keep apps running in the foreground even when you pause to do other things.
    • New: You can minimize a floating window using a full screen gesture.
    • Optimization: Press and hold an app preview in Recents to choose between Split screen and floating windows.
  • Control center
    • New: Swipe down from the upper right corner of your screen to open Control center.
    • New: Animated icons are a joy to look at!
  • Dark mode
    • New: Dark mode support is also provided for third party apps now.
    • New: Contrast is lowered automatically in low light conditions to protect your eyes.
    • New: Wallpapers can be displayed in darker palette when your device switches to Dark mode.
  • Casting
    • New: You can hide private items while casting and minimize the window to multitask.
  • System
    • Fix: Noise could be heard when the screen was turned off in some cases
    • Updated Android Security Patch to July 2020. Increased system security.
  • Home screen
    • New: App drawer allows you to keep your Home screen neat and categorizes apps so you can find them faster.
  • Weather
    • New: New animations bring the weather from outside directly to your screen.
  • Settings
    • New: Lite mode simplifies your device and brings essential features up front.
  • Notes
    • New: You can create folders with notes now.
    • New: New dynamic backgrounds look gorgeous!
    • New: Tasks are completed with a satisfying animation now.
    • New: Checklists of subtasks make managing your agenda much simpler.
  • Security
    • New: New animations feel natural and refreshing.
    • New: Binging your favorite shows will be more convenient with our new video toolbox.
V11.0.4.0.QJOMIXM

  • Other
    • Optimization: Increased system stability
    • Optimization: Reduced system lag
V11.0.2.0.QJOMIXM

  • Updated Android Security Patch to May 2020. Increased system security.

How to Install MIUI 11.0.2.0 Global Stable ROM for Redmi Note 9 (merlin)

Installing the stock ROM or upgrading the MIUI version on Xiaomi devices is comparatively easy. But you should follow all the pre-requirements and downloads below before proceeding.

Pre-Requirements:

  • Supported for: Xiaomi Redmi Note 9 (merlin) only. The device should be running on stock ROM to apply the update.
  • Requires: A PC/Laptop and a USB cable.
  • Backup: Take a full Backup of Phone Data at first to keep the important files safe.
  • Charge: Keep your device charged more than 50%.
  • Mi Flash Tool – Download and Install it on your PC
  • Download ADB and Fastboot Tools on your computer
  • Download Xiaomi USB Drivers and install it on the PC

Disclaimer:

We recommend to take a full backup first. GetDroidTips will not be held responsible for any type of issue on your device while or after following this guide or even flashing any file. So, proceed at your own risk.

Instructions to Install:

We assume that you’ve followed the downloads and requirements properly. Now, you can proceed to install MIUI Global Stable ROM on Redmi Note 9. Check out the guide link below along with a video tutorial as well.

Guide to Install MIUI ROM on Xiaomi Device [Recovery/Fastboot]

You can check out our full-depth tutorial video as well:

Video Guide on Steps to Flash Xiaomi Device using Fastboot Method

We hope that you’ve updated or installed the latest MIUI version on your Redmi Note 9 (merlin) successfully. Feel free to ask in the comments below for any queries.

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