Hi,
I agree with DSPatrick. Please also post this issue in WinSCP support forum. Users there are more familiar with this and are better at solving these issues.
Please check whether this guide from WinSCP is helpful. Installing SFTP/SSH Server on Windows using OpenSSH
Allow incoming connections to SSH server in Windows Firewall
go to Control Panel > System and Security > Windows Defender Firewall1 > Advanced Settings > Inbound Rules and add a new rule for port 22.
Please note: Information posted in the given link is hosted by a third party. Microsoft does not guarantee the accuracy and effectiveness of information.
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