POCO F9 Ultra / REDMI K100 Pro Max (songyuan) HyperOS Firmware China OS4.0.5.0.XGNCNXM Fastboot ROM
HyperOS updates for POCO F9 Ultra (codename songyuan). Official Fastboot ROM and Recovery ROM firmware, build OS4.0.5.0.XGNCNXM.
Fastboot package: songyuan_images_OS4.0.5.0.XGNCNXM_20261021.0000.00_17.0_cn_787f7b3f72.tgz
Security patch: 2026-10-01
POCO F9 Ultra / REDMI K100 Pro Max Details
CPU
Snapdragon 8 Elite Gen 5
Latest Version
OS4.0.5.0.XGNCNXM
Android Version
17
OS Version
HyperOS 4
Display Size
6.9"
EOL Status
2032-09-01
Fastboot ROM and Recovery ROM
Download the OS4.0.5.0.XGNCNXM Fastboot ROM or Recovery ROM for POCO F9 Ultra (songyuan). 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 POCO F9 Ultra.
- 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 (songyuan_images_OS4.0.5.0.XGNCNXM_20261021.0000.00_17.0_cn_787f7b3f72.tgz).
- 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 songyuan before flashing. Beta builds may not install from the stock updater.
Device Photos
Regions
Latest
China
Beta
EEA Global
Global
Indonesia Global
Russia Global
Turkey Global
Taiwan Global
Japan Global
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