Hi All.
I'm trying to unbrick the VTH5221D-S2 after the failed firmware update.
With UART and TFTP I uploaded update.img from General_VTHX421H_MultiLang_SIP_V4.410.0000000.4.R.20200221.zip
But device is still bootlooping :( As I see there is an empty HWID value in the printenv command.
So, if...