firmware not responding

[MayorCW 0]

printer is epson wf 2850. can download firmware by starting printer in special mode holding buttons to turn on. then the activation app does not responding as soon as you click activate online. if reset printer and try to us firmware download on regular printer power, then that app says not responding after hitting start

[MayorCW 0]

tried on windows 10 and 8

[Admin 17]

Hello!
Could you make a screenshot of the error, so I can see and help you.
Thank you.