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

Note:

• New Logging facility added (ETW). Check out Logging Facilities for options to switch to file based logging.
• Binaries and PS files are now digitally signed.
• Source code is no longer maintained in this repository, see below for tag in PowerShell/openssh-portable associated with the release

This release includes

• Enhancements to overcome prior limitations in concurrent sessions and forwarded connections - by @nomorefood
• Support for navigation via symlinks - by @nomorefood
• Fixes in POSIX compat layer - by @revngnr and @djsweet
• ETW logging
• Wild card support in scp
• various other fixes listed here

Source - https://github.com/PowerShell/openssh-portable/releases/tag/v7.6.1.0