If you want to find the full list of Windows Updates that you have installed on your machine, you can use a Powershell command to find this information. This is particularly helpful for operating systems like Windows Server 2012 R2 Core.
Run this command in a Powershell environment on the machine you want to find the list of updates for:
Get-WmiObject -Class "win32_quickfixengineering"
This should now detail all the Windows Updates like this:
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