1.使用adb push ota包update.zip或固件包update.img到/sdcard/目录
2.若是ota包则按如下步骤,若是固件包update.img则到步骤3
1)写如下字段到/cache/recovery/last_flag
updating$path=/mnt/internal_sd/update.zip
2)写如下字段到/cache/recovery/command
–update_package=/mnt/internal_sd/update.zip
–locale=en_US
3)在adb shell中运行reboot recovery
3.若是固件包update.img则按如下步骤
1)写如下字段到/cache/recovery/last_flag
updating$path=/mnt/internal_sd/update.img
2)写如下字段到/cache/recovery/command
–update_rkimage=/mnt/internal_sd/update.img
–locale=en_US
3)在adb shell中运行reboot recovery