POCO C85 4G / REDMI 15C 4G OS3.0.306.0.WBNRUXM Fastboot ROM Russia Global OS3.0.306.0.WBNRUXM Fastboot ROM
HyperOS updates for POCO C85 4G (codename dew). Official Fastboot ROM and Recovery ROM firmware, build OS3.0.306.0.WBNRUXM.
Security patch: 2026-10-01
POCO C85 4G / REDMI 15C 4G Details
CPU
Helio G81 Ultra
Update Version
OS3.0.306.0.WBNRUXM
Android Version
16
OS Version
HyperOS 3.1
Display Size
6.9"
EOL Status
2031-08-28
Fastboot ROM and Recovery ROM
Download the OS3.0.306.0.WBNRUXM Fastboot ROM or Recovery ROM for POCO C85 4G (dew). 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 C85 4G.
- 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 dew 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
OS3.0.306.0.WBNRUXM
16
Recovery
Magisk Patch
Magisk v31.1
KernelSU Patch
KernelSU v3.4.2
Init Boot & Boot Images
Images
Image Details
Kernel Version: 6.6.118-android15
Security Patch: 2026-10-01
Build: OS3.0.306.0.WBNRUXM
Available Images:
- boot.img (64.00 MB)
- init_boot.img (8.00 MB)
- vbmeta.img (0.01 MB)
- vbmeta_system.img
- vbmeta_vendor.img
- vendor_boot.img (64.00 MB)
