Re: New Site has Real Connection Data/How to clear out
That's likely coincidence. The upgrade should have nothing to do with it.
You have probably saved your details as defaults:
Clear it and save empty defaults:
https://winscp.net/eng/docs/ui_login#defaults
You have probably saved your details as defaults:
Clear it and save empty defaults:
https://winscp.net/eng/docs/ui_login#defaults