Question Lost device codename and can't install ROM

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Hi, I have a Redmi Note 12 (tapas), work very well, then i install EU ROM, still ok, but when i revert to stock ROM, mi flash failed to flash, error: flash timeout, from that i lost the codename, every software don't detect tapas anymore but detect as unknown, second time it shows Mismatch device and image, third time is antirollback error, now i try to install EU again but it failed, error: Check CRC failed, please help me
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