HomeChangelogXiaomi MIUI 12 - Official Changelog for MIUI 21.9.8

Xiaomi MIUI 12 – Official Changelog for MIUI 21.9.8

Current Release Notes for your Xiaomi MIUI smartphone!

The latest major firmware version of the chinese tech giant Xiaomi is MIUI 12. They release their ROMs every week in a beta branch, containing all the latest changes and bugfixes! This weeks MIUI Developer ROM has version 21.9.8 and in this post we will show you the changelog containing all the latest changes, features and bugfixes Xiaomi has made to that firmware.

Since our custom ROM Builder is based on xiaomi.eu multilangauge ROMs, you will also find some additional notes from their site as well. Finally we will add our own patch notes, to give you a complete list of changes about the firmwares we provide on our ROM Builder!

MIUI 12 Beta 21.9.8 – Official Changelog

System
New – Memory extension feature (Redmi K30 5G/Redmi K30i 5G/Redmi K30 5G Speed)
Optimization – Unlocked Xiaomi’s refresh rate limits for international apps like YouTube

Security
New – Unlocked “Performance mode” in Battery settings for supported devices
New – Unlocked “Optimized charging” for supported devices
Fix – Couldn’t update virus definitions if Avast definitions are set

Cleaner
Fix – App was crashing while updating Tencent definitions or trying to start a scan if Tencent definitions are set

Additional changes by mi-globe.com and xiaomi.eu

MI11, MI11Pro, MI11Ultra, HMK40Pro stopped A11 updates, preparing for A12 release
MI10TPro Camera doesn’t work

 

 

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This firmware contains the following ROM-Builder MOD-Versions:
Magisk Stable: 23.0
Magisk Dev: 23.0
Adaway: 4.3.2
MiXplorer: 6.49.3
Youtube Vanced: 14.21.54

Download MIUI

You can download the official MIUI ROM on miui.com. If you rather want to enjoy all the features of a custom ROM and you want to create your very own firmware with only the features, apps and modifications you want, then you should try our exclusive MIUI ROM Builder!


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MIUI ROM BUILDER

Create your own Xiaomi custom ROM!

Support and Help

If you experience any problems using MIUI firmwares or our ROM-Builder service, you are always welcome to contact us through different ways. Check out our contact page for all possible channels. We do our best to help you out and answer all the questions about your Xiaomi phone or tablet running MIUI 12!

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Current Release Notes for your Xiaomi MIUI smartphone! The latest major firmware version of the chinese tech giant Xiaomi is MIUI 12. They release their...