He downloaded the official MI Unlock Tool, connected his phone, and followed every guide. But just as hope peaked, a red message appeared:
Alex reset the phone, logged in with his MI account, and waited 72 hours (a required cooling period for his model). This time, when he ran MI Unlock Tool, no 1004 error appeared. The progress bar moved—slowly, surely.
Frustrated, Alex searched forums. Some called it the "gatekeeper error." Here’s what he learned. mi unlock tool 1004 error
Alex contacted the seller, who thankfully agreed to help. The previous owner logged into their MI account on a browser, went to the Xiaomi Cloud, and removed the device from their trusted list. Then, on the phone itself, they remotely signed out via “Find Device” > “Erase & Remove Account.”
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 downloaded the official MI Unlock Tool, connected
He tried the usual tips—rebooting, reinstalling drivers, using a different USB port. Nothing worked. So he dug deeper.
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.” The progress bar moved—slowly, surely
He later wrote a forum post: “Don’t fight Error 1004. Respect it. Contact the previous owner or return the phone if you can’t. It’s the lock keeping your phone safe from thieves.”