Click the (or Reconnect ) button. The indicator light in the software will start flashing yellow. Turn off your Xiaomi phone completely.
Another official MediaTek utility, SN Write Tool allows you to write the Serial Number, IMEI, Bluetooth Address, and Wi-Fi Address simultaneously.
ChimeraTool is a paid service with credit-based or subscription pricing, suitable for repair shops and serious enthusiasts. xiaomi imei repair tool mtk
| 准备工作 | 具体内容 | 说明 | |----------|----------|------| | Bootloader解锁 | 使用官方工具解锁 | 大多数方法需要解锁BL | | USB驱动安装 | MTK USB驱动 + VCOM驱动 | 确保PC能识别MTK手机 | | USB调试开启 | 设置 → 开发者选项 → USB调试 | 部分PC端工具需要 | | NVRAM/NVDATA备份 | 使用SP Flash Tool备份 | 操作前务必备份 | | 电量充足 | 保持50%以上电量 | 防止操作中断变砖 |
Using these tools carries significant risks for the inexperienced user: Click the (or Reconnect ) button
| Priority | Action | |---|---| | | Back up your NVRAM/NVDATA before any flash or modification – prevention is worth a thousand repairs | | High | Start with free tools if you’re comfortable: SN Write Tool for older devices, mtk_imei script for supported models | | Medium | For newer Xiaomi MTK 5G phones, consider professional solutions like AndroidWin Tool or Hydra Tool | | Low | For professional repair shops, ChimeraTool and dedicated dongles offer the most comprehensive support |
Warning: Root methods are temporary on some MIUI updates; OTA updates will wipe changes. Another official MediaTek utility, SN Write Tool allows
The database file you loaded does not match the exact firmware currently flashed on the device. Download the exact MIUI/HyperOS version currently installed on your phone to retrieve the correct database files.
Losing an IMEI usually happens due to a corrupted NVRAM/NVDATA partition during a failed firmware flash, improper rooting, or custom ROM installation.
Your Xiaomi phone’s IMEI number is the digital passport it needs to access cellular networks. When this essential identifier gets corrupted or erased, your device loses its ability to make calls, send texts, or connect to mobile data. For Xiaomi devices powered by MediaTek (MTK) chipsets, IMEI repair is both achievable and well-documented, provided you have the right tools and follow the correct procedures.