Codename: warsaw
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Official Redmi K90 Ultra China firmware (codename warsaw).
The newest Fastboot ROM is OS3.0.308.0.WHPCNXM (Android 16), 11.5 GB, released 2026-09-01 03:00.
The newest Recovery ROM is OS3.0.309.0.WHPCNXM.
Files are served directly from Xiaomi’s servers. Need flashing help? Browse our guides.
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3 versions found