Redmi K40 Pro / Pro+ China MIUI V12.5.5.0.RKKCNXM Update

MIUI V12.5.5.0.RKKCNXM Stable Official Update for Redmi K40 Pro / Pro+ China (haydn)

This page shows the V12.5.5.0.RKKCNXM update only. If you're looking for other updates check here.

Note: All files listed here are official untouched MIUI ROMs. It's not owned, modified or edited by XM Firmware Updater.

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MIUI Downloads Firmware Downloads Vendor Downloads
  • Device: Redmi K40 Pro / Pro+ China
  • Codename: haydn
  • Version: V12.5.5.0.RKKCNXM
  • Branch: Stable
  • Type: Recovery
  • Size: 4.1 GB
  • Release Date: 2021-08-10
  • Package Name: miui_HAYDN_V12.5.5.0.RKKCNXM_efbe297f9d_11.0.zip
  • MD5: efbe297f9de58c8f79cbc5e387ff44fe
  • Download:
  • Changelog:

    [MIUI12.5 Enhanced]
    Swift performance. More life between the charges.
    Focused algorithms: Our new algorithms will dynamically allocate system resources based on specific scenes, ensuring smooth experience on all models.
    Atomized memory: Ultra-fine memory management mechanism will make RAM usage more efficient.
    Liquid storage: New sensitive storage mechanisms will keep your system vibrant and responsive as time goes by.
    Smart balance: Core system improvements allow your device to make the best of the flagship hardware specs.

  • Device: Redmi K40 Pro / Pro+ China
  • Codename: haydn
  • Version: V12.5.5.0.RKKCNXM
  • Branch: Stable
  • Type: Fastboot
  • Size: 5.6 GB
  • Release Date: 2021-08-04
  • Package Name: haydn_images_V12.5.5.0.RKKCNXM_20210804.0000.00_11.0_cn_6e355198c8.tgz
  • MD5: 6e355198c85c26ea5d3f12568e9f1890
  • Download:
  • Changelog:

    [MIUI12.5 Enhanced]
    Swift performance. More life between the charges.
    Focused algorithms: Our new algorithms will dynamically allocate system resources based on specific scenes, ensuring smooth experience on all models.
    Atomized memory: Ultra-fine memory management mechanism will make RAM usage more efficient.
    Liquid storage: New sensitive storage mechanisms will keep your system vibrant and responsive as time goes by.
    Smart balance: Core system improvements allow your device to make the best of the flagship hardware specs.