The support form in the controlpanel for keepit classic is broken. Except for cleaning it from any symbol except for a-zA-Z. It just redirects to a page that doesn't exist, 404.
in case you experience any issues with Keepit Classic, please let us know via chat on our support page:
https://help.keepit.com/en/support/home and the chat icon at the right bottom corner of the screen,
or through a ticket:
This is the fastest way to get support so I encourage you to do that in the future if you need any help from our side.
I wish you all the best,