This is a pre-release (non-production ready)

Note

• Default location of AuthorizedKeysFile for users in Administrators group is now %programdata%/ssh/administrators_authorized_keys. See here for help with permissions on this file.

This release includes

• Upstream changes from OpenSSH 7.8 and 7.9
• Kerberos support via GSSAPI by @nomorefood (#1295). Check here for usage.
• Rich command-line support for various shells including powershell, bash and cygwin (#1082 and #1211). Check here for usage.
• PTY support via conpty on Windows 10 for a richer xterm experience
• Fixes and enhancements to ssh-agent (#1263, https://github.com/PowerShell/openssh-portable/pull/363)
• Fixes to enable auto-updating known_hosts via ssh and ssh-keygen (#1323)
• Fixes to other issues listed here

Source - https://github.com/PowerShell/openssh-portable/releases/tag/v7.9.0.0