The text you've provided appears to be a PowerShell command used to add a Windows capability online, specifically for the Active Directory module within the Remote Server Administration Tools (RSAT) on a Windows system. Let's break down the command:

Start-Process PowerShell -Verb RunAs

Add-WindowsCapability -Online -Name Rsat.ActiveDirectory.DS-LDS.Tools~~~~ | Out-Null

Expected output: State = Installed

Historically, IT admins had to download specific .msu files from Microsoft’s website. This was tedious and version-dependent. Using Add-WindowsCapability offers:

: Copy the command, paste it into the PowerShell window, and press Enter: