Windows Update by Command Line (Powershell)
Simple Sequence
Run as Administrator
PS C:\Users\Administrator> Install-Module PSWindowsUpdate
PS C:\Users\Administrator> Get-WindowsUpdate
PS C:\Users\Administrator> Install-WindowsUpdate
Advanced Commands
PS C:\Users\Administrator> Get-PSRepository
PS C:\Users\Administrator> Remove-PSRepository PSGallery
PS C:\Users\Administrator> Add-PSRepository -Name PSGallery -InstallationPolicy Trusted
PS C:\Users\Administrator> Get-WUServiceManager
"Microsoft Update" is the latest. "Windows Update" is an older one, like for Windows 7.
PS C:\Users\Administrator> Add-WUServiceManager -MicrosoftUpdate
PS C:\Users\Administrator> Get-WUInstall -MicrosoftUpdate
Good to know:
Import-Module PSWindowsUpdate
Install-Module -Name PSWindowsUpdate -Force
Get-Command -Module PSWindowsUpdate
Install-Module -Name PSWindowsUpdate -Force
