Manual Flash Firmware FM-20201214-stable

Now you need to do

1,  Enter flash mode
sudo curl | sudo sh
2, Manual operation

Disconnect Power supply, ---->> PowerOff ---->> 

Short BOOTO on the board  ---->> Power ON

Once enter Flash Mode, you can take off the BOOT Jumper

3, Run flash script
sudo curl | sudo sh
4, Exit flash mode
sudo curl | sudo sh

Tools:  WebSSH, Windows PowerShell, WinSCP,