Can't transfer from mycloud to mycloud Home

New 8TB drive purchased. Both drive are visible and can log into both so… Used the help for guidance and in step 2 services menu not there. Did fine network import so enabled and selected next. Got error message

This page isn’t working right now can’t currently handle this request.

now what?

Still no luck moving data.
In fact I don’t like the app and thinking of sending drive for refund!