| Error | Solution | |-------|-----------| | "Account not bound" | Re-bind in Developer options. Wait another 168h. | | "Only one device per account per month" | Use a different Xiaomi account (create with a new email). | | "Current account cannot unlock more than 1 device in 30 days" | Wait 30 days from your last unlock. | | "Device not in fastboot mode" | Reboot to fastboot manually. Check drivers (use MiFlash tool to install fastboot drivers). | | "Timeout" / "Failed to verify device" | Disable antivirus, firewall, VPN. Use a USB 2.0 port. | | "99% then fails" | Usually SIM issue. Remove SIM, reboot phone, re-bind account with SIM + mobile data on, wait another 7 days. |
To re-lock the bootloader (e.g., for warranty return), use: how to unlock bootloader in xiaomi poco x3 pro new
fastboot oem lock
Warning: Re-locking with non-stock software will hard brick the device. | Error | Solution | |-------|-----------| | "Account
Before learning how to unlock bootloader in Xiaomi Poco X3 Pro new, you must prepare the following: To re-lock the bootloader (e