Help with instsys mangOH_Red.wp85.update 192.168.2.2 on MangOH Red

I’ve just hold of a new MangOH Red and walking through the getting started document. I’m using a windows with VirtualBox environment. I’m at the point of running the instsys command but this fails. I’ve gone through it several point and the same end result. Any suggestions welcome.

mangoh@mangoh-virtualbox:~/mangOH$ instsys mangOH_Red.wp85.update 192.168.2.2
Applying update from file ‘mangOH_Red.wp85.update’ to device at address ‘192.168.2.2’.
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
SHA256:KqdCGn9y65llmqhBtU9jgHiM022qibdJun8mZOC3l40.
Please contact your system administrator.
Add correct host key in /home/mangoh/.ssh/known_hosts to get rid of this message.
Offending RSA key in /home/mangoh/.ssh/known_hosts:1
remove with:
ssh-keygen -f “/home/mangoh/.ssh/known_hosts” -R 192.168.2.2
RSA host key for 192.168.2.2 has changed and you have requested strict checking.
Host key verification failed.
Update failed
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
SHA256:KqdCGn9y65llmqhBtU9jgHiM022qibdJun8mZOC3l40.
Please contact your system administrator.
Add correct host key in /home/mangoh/.ssh/known_hosts to get rid of this message.
Offending RSA key in /home/mangoh/.ssh/known_hosts:1
remove with:
ssh-keygen -f “/home/mangoh/.ssh/known_hosts” -R 192.168.2.2
RSA host key for 192.168.2.2 has changed and you have requested strict checking.
Host key verification failed.

enter the following:

ssh-keygen -f “/home/mangoh/.ssh/known_hosts” -R 192.168.2.2

and continue