During the upgrade, do not disconnect the USB connection, close the upgrade software, or disconnect device power. Keep the computer active and avoid entering sleep mode.
If you need a specific firmware version or a local firmware file, use manual selection mode. On the CONNECT DEVICE screen, below ONE-CLICK UPGRADE, click Or select version manually to open the SELECT FIRMWARE screen.
The left side shows firmware details and RELEASE NOTES
The right side shows the AVAILABLE list
The lower-right area shows Upload Local Firmware and INSTALL FIRMWARE