Xiaomi 15 Ultra xuanyuan
Official Xiaomi 15 Ultra stock firmware — flash file, stock ROM & IMEI repair file, free direct download.
⇄ Compare with another deviceThe Xiaomi 15 Ultra (model code xuanyuan) has 190 official stock firmware files (flash file / stock ROM) available for free download on ROM Palace — the latest released in Aug 2026. The device runs on the Qualcomm Snapdragon 8 Elite (3 nm) and its firmware covers Android 16. Each download is a direct, resume-supported link used to unbrick the phone, fix a bootloop, remove FRP, repair a corrupt or null IMEI, downgrade, or restore the Xiaomi 15 Ultra to its original factory software.
Specifications
Xiaomi 15 Ultra stock firmware & flash files (190)
Showing the newest 33 of 190 firmware files — at least two builds per region and ROM type. See all 190 versions →
Where to buy the Xiaomi 15 Ultra
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Frequently asked questions
How do I flash the Xiaomi 15 Ultra stock firmware?
Download the stock ROM / flash file for your exact Xiaomi 15 Ultra (xuanyuan), extract the archive, then flash it with SP Flash Tool (SPFT) for MediaTek (MTK) devices, or the SPD Upgrade / ResearchDownload tool for Unisoc/Spreadtrum (SPD) chipsets. Back up your data first and charge the battery above 50%. See our step-by-step flashing guide for details.
Is it safe to flash Xiaomi 15 Ultra firmware?
Flashing official stock firmware is safe as long as you use the correct stock ROM / flash file for your exact model code (xuanyuan). Flashing the wrong firmware can brick the device, so always confirm the model code before flashing.
Are these Xiaomi 15 Ultra ROM downloads free?
Yes. Every Xiaomi 15 Ultra firmware file on ROM Palace is free to download with a direct link — no subscription and no waiting queue.
What problems can Xiaomi 15 Ultra stock firmware fix?
Stock firmware fixes bootloops, a device stuck on the logo, software crashes, failed OTA updates, can remove FRP, repair a corrupt or null IMEI, and restore the Xiaomi 15 Ultra to its original factory software.
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