Execute in powershell
Set-ExecutionPolicy Unrestricted -Force
Install-PackageProvider -Name NuGet -Force
Install-PackageProvider ChocolateyGet -verbose -Force
Import-PackageProvider ChocolateyGet
Get-PackageSource | select *
Get-PackageProvider -ListAvailable
Find-package -Name Firefox | Install-Package -Verbose -Force
One-liner to find & Install specific package version
Find-Package -RequiredVersion 0.70 -Name putty | Install-Package -Verbose
Add NuGet package source
Register-PackageSource -Name NuGet
Unregister a package source
Unregister-PackageSource Chocolatey
See also
https://pwrshell.net/installuninstall-oneget-specific-version-package/
https://www.reddit.com/r/sysadmin/comments/4gqq6q/add_chocolatey_repo_to_windows_10/
https://www.hanselman.com/blog/AptGetForWindowsOneGetAndChocolateyOnWindows10.aspx
https://davidzych.com/get-some-packages-with-microsoft-oneget/
https://make-it-easier.com/2015/02/12/change-language-settings-powershell/