用下面步驟即可, 同樣版本對同樣版本直接更新就好, 例如穩定版MIUI12.5對穩定版MIUI13, 如果是開發版跟穩定版相互轉換就要選用有format的批次檔(執行批次檔用右鍵管理員權限執行)... 更新都有風險更新前記得備份 Installation of A12 devices via Fastboot: - Download our ROM zip file - Unpack downloaded zip file in the PC - Reboot your device to fastboot mode (press volume down + power) - Connect to PC via USB cable - Run fastboot installation script from unpacked zip according your PC operating system: --- For Windows OS - windows_fastboot_update_rom.bat --- For Linux - linux_fastboot_update_rom.sh --- For MacOS - macos_fastboot_update_rom.sh