REDMI K100 / REDMI K90 Ultra OS4.0.0.15.XHPCNXM Fastboot ROM China OS4.0.0.15.XHPCNXM Fastboot ROM Beta
HyperOS updates for REDMI K100 (codename warsaw). Official Fastboot ROM and Recovery ROM firmware, build OS4.0.0.15.XHPCNXM.
Security patch: 2026-09-01
REDMI K100 / REDMI K90 Ultra Details
CPU
512 GB
Update Version
OS4.0.0.15.XHPCNXM
Android Version
17
OS Version
HyperOS 4
Display Size
6.83"
EOL Status
2032-05-28
Fastboot ROM and Recovery ROM
Download the OS4.0.0.15.XHPCNXM Fastboot ROM or Recovery ROM for REDMI K100 (warsaw). Recovery ROM installs from the Updater app. Fastboot ROM flashes with Mi Flash Tool.
Read MoreRecovery ROM
- Download the Recovery ROM.
- Open the Updater app on your REDMI K100.
- Tap the three dots and select Choose update package.
- Select the downloaded ROM. The phone reboots into the new version when it finishes.
Fastboot ROM
- Download the Fastboot ROM package.
- Boot the phone into Fastboot and connect it to a computer.
- Flash the package with Mi Flash Tool. Fastboot flashing erases data.
Note: Match the codename warsaw before flashing. Beta builds may not install from the stock updater.
Device Photos
Changelog
See what's new in this version including bug fixes, improvements and new features...
Read MoreComplete Changelog
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Downloads
This is a beta system update. It may be unstable and might not install through the stock updater.
OS4.0.0.15.XHPCNXM
17
Recovery
Magisk Patch
Magisk v30.7
KernelSU Patch
KernelSU v3.4.0
Init Boot & Boot Images
Images
Image Details
Kernel Version: 6.6.118-android15-8-gc4127a25dcf3-ab15863337-4k
Security Patch: 2026-09-01
Build: OS4.0.260920.220420124.QCPECN.S
Available Images:
- boot.img (96.00 MB)
- init_boot.img (8.00 MB)
- recovery.img (100.00 MB)
- vbmeta.img (0.01 MB)
- vbmeta_system.img
- vendor_boot.img (96.00 MB)