Xiaomi Mi MIX 3 perseus
Official Xiaomi Mi MIX 3 stock firmware — flash file, stock ROM & IMEI repair file, free direct download.
The Xiaomi Mi MIX 3 (model code perseus) has 192 official stock firmware files (flash file / stock ROM) available for free download on ROM Palace — the latest released in Jul 2021. 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 Mi MIX 3 to its original factory software.
Xiaomi Mi MIX 3 stock firmware & flash files (192)
Showing the newest 30 of 192 firmware files — at least two builds per region and ROM type. See all 192 versions →
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Frequently asked questions
How do I flash the Xiaomi Mi MIX 3 stock firmware?
Download the stock ROM / flash file for your exact Xiaomi Mi MIX 3 (perseus), 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 Mi MIX 3 firmware?
Flashing official stock firmware is safe as long as you use the correct stock ROM / flash file for your exact model code (perseus). Flashing the wrong firmware can brick the device, so always confirm the model code before flashing.
Are these Xiaomi Mi MIX 3 ROM downloads free?
Yes. Every Xiaomi Mi MIX 3 firmware file on ROM Palace is free to download with a direct link — no subscription and no waiting queue.
What problems can Xiaomi Mi MIX 3 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 Mi MIX 3 to its original factory software.
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