POCO F4 / Redmi K40S Firmware

Codename: munch

Official POCO F4 / Redmi K40S firmware (codename munch). The newest Fastboot ROM is OS1.0.15.0.ULMCNXM (Android 14), 6.2 GB, released 2026-03-06 03:00. The newest Recovery ROM is OS1.0.9.0.ULMTWXM. Files are served directly from Xiaomi’s servers. Need flashing help? Browse our guides.

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3 versions found

All 27 China 6 EEA 3 Indonesia 3 India 2 Global 2 NA 2 Russia 3 Turkey 3 Taiwan 3

All Fastboot Recovery

Version	Android	Type	Size	Released	Download
OS1.0.9.0.ULMEUXM EEA	Android 14	Recovery	4.7 GB	2026-06-12 03:00	Download
OS1.0.8.0.ULMEUXM EEA	Android 14	Recovery	4.7 GB	2025-04-22 03:00	Download
OS1.0.8.0.ULMEUXM EEA	Android 14	Fastboot	5.9 GB	2025-04-09 03:00	Download