@1efe3b1d looked up windows:

Get-WindowsCapability -Online | Where-Object Name -like 'OpenSSH*'

Add-WindowsCapability -Online -Name OpenSSH.Client~~~~0.0.1.0

Add-WindowsCapability -Online -Name OpenSSH.Server~~~~0.0.1.0

Start-Service sshd

Set-Service -Name sshd -StartupType 'Automatic'