POCO C85 4G / REDMI 15C 4G (dew) HyperOS Firmware Global OS3.0.307.0.WBNMIXM Fastboot ROM
HyperOS updates for POCO C85 4G (codename dew). Official Fastboot ROM and Recovery ROM firmware, build OS3.0.307.0.WBNMIXM.
Fastboot package: dew_global_images_OS3.0.307.0.WBNMIXM_20260915.0000.00_16.0_global_e0508e6475.tgz
Security patch: 2026-09-01
POCO C85 4G / REDMI 15C 4G Details
CPU
Helio G81 Ultra
Latest Version
OS3.0.307.0.WBNMIXM
Android Version
16
OS Version
HyperOS 3.1
Display Size
6.9"
EOL Status
2031-08-28
Fastboot ROM and Recovery ROM
Download the OS3.0.307.0.WBNMIXM 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 (dew_global_images_OS3.0.307.0.WBNMIXM_20260915.0000.00_16.0_global_e0508e6475.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 dew before flashing. Beta builds may not install from the stock updater.
Device Photos
Regions
Latest
Global
Russia Global
EEA Global
Indonesia Global
Turkey Global
Taiwan Global
OS3.0.307.0.WBNMIXM
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