Here is a really quick way of checking if a particular Windows Update patch has been installed using PowerShell.
And it’s much easier than searching through the Windows Update History!
The PowerShell Cmdlet we’re going to be using is Get-HotFix.
Open a PowerShell window and type Get-Hotfix
If you are looking for a particlar KB article use the following: Get-Hotfix KB3185911
That’s great for the local computer but what if you need to check on a remote computer?
First let’s look at the help, type Get-Help Get-Hotfix
Get-Hotfix KB3185911 -ComputerName MGMT, HV01 -Credential domain\username
You’ll be prompted for the user account password