Latest MIUI 12.5 beta update optimizes user experience by fixing some known issues

MIUI 12.5

Xiaomi is releasing a new MIUI 12.5 beta update with version 21.3.17 in China. The latest beta update brings optimizations for security to improve device performance.


The new beta update fixes some known issues related to security and optimizes the users’ experience. Below you can check the changelog of this update.



  • Fix known issues and optimize user experience

As the system stability is being tested, Mi 9, Redmi K20 Pro, Mi 9 Pro 5G, Mi 9 SE, Redmi K30, Redmi K20, Mi CC9 Meitu Edition, Redmi 10X, Redmi 10X Pro, Redmi K30 Ultra, Redmi Note 9 5G, Redmi K30 5G test results will be released later.

For Redmi K30 Ultra, this update optimizes the platform display architecture and improves the system battery performance. Redmi Note 7, Redmi Note 7 Pro and Mi CC9e will stop the development version internal beta test from April 24, 2020.

Previously, the beta update added support for setting designated websites not to filter ads and optimized browser startup speed.

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