E:\XiaomiGateway3fw-master>gateway3utils.exe -x -c COM3 -t rootfs_0 -f E:\XiaomiGateway3fw-master\modified\1.4.7_0065\rootfs_1.4.7_0065_modified.bin
Please power up gateway3!
If your gateway3 is powered up, disconnect usb cable and reconnect it.
The gateway is not ready for download!
Goto flasher failed, try again.