Mi Unlock Tool 1004 Error Instant

In Alex’s case, the previous owner had forgotten to remove their account. For others, it happens when buying “new” phones from third-party sellers who pre-logged into dummy accounts.

He opened Settings > Mi Account on the phone. The top showed an unfamiliar email—the previous owner’s. That confirmed it: the phone was still bound to someone else. mi unlock tool 1004 error

After 72 hours, Alex unlocked the bootloader successfully. Error 1004 wasn’t a bug—it was a feature to prevent theft. He learned that the error means: “Prove you own this device by using the original account or having it removed properly.” In Alex’s case, the previous owner had forgotten