Install-PSTools.ps1

19 Sep 2025

• Description
  • Purpose
  • Detailed Description
  • Usage
  • Notes
  • Script
  • Download
  • Report Issues

---

Description

Purpose

Installs or uninstalls PSTools.

Detailed Description

This script contains two functions: Install-PSTools and Uninstall-PSTools. Install-PSTools downloads and installs PSTools if it is not already installed. Uninstall-PSTools removes PSTools from the system.

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Usage

Example 1

Install-PSTools

Installs PSTools if it is not already installed.

Example 2

Install-PSTools -Uninstall

Uninstalls PSTools from the system.

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Notes

Author: Your Name Date: Current Date

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---

Script

function Install-PSTools {
	[CmdletBinding(SupportsShouldProcess = $true)]
	param(
		[switch] $Uninstall
	)

	if ($Uninstall) {
		Uninstall-PSTools
	}
	else {
		if ($PSCmdlet.ShouldProcess('PSTools', 'Install')) {
			Write-Verbose "Checking if PSTools is already installed..."
			if (Test-Path 'C:\Program Files\Sysinternals\PsExec.exe') {
				Write-Verbose "PSTools is already installed."
				return
			}

			try {
				# Paths
				$Temp = "C:\Temp\"
				$ZipTemp = $Temp + "\pstools.zip"
				$ZipTempExtract = $Temp + "\pstools\"

				Write-Verbose "Downloading PSTools..."
				Invoke-WebRequest -Uri 'https://download.sysinternals.com/files/PSTools.zip' -OutFile $ZipTemp -ErrorAction Stop
				Write-Verbose "Extracting PSTools..."
				Expand-Archive -Path $ZipTemp -DestinationPath $ZipTempExtract -Force -ErrorAction Stop

				Write-Verbose "Checking if 'C:\Program Files\Sysinternals\' directory exists..."
				if (!(Test-Path 'C:\Program Files\Sysinternals\')) {
					Write-Verbose "Creating 'C:\Program Files\Sysinternals\' directory..."
					New-Item -Path 'C:\Program Files\Sysinternals\' -ItemType Directory -Force | Out-Null
				}

				Write-Verbose "Copying PSTools to 'C:\Program Files\Sysinternals\'..."
				$Tools = Get-ChildItem -Path $ZipTempExtract -File -Recurse -Force
				$Tools | ForEach-Object {
					Copy-Item -Path $_.FullName -Destination 'C:\Program Files\Sysinternals\' -Force -ErrorAction Stop
				}

				Write-Verbose "Cleaning up temporary files..."
				Remove-Item -Path $ZipTemp -Force
				Remove-Item -Path $ZipTempExtract -Recurse -Force

				Write-Verbose "Checking if user is an administrator..."
				$test = Test-IsAdmin
				if ($test -eq $true) {
					Write-Verbose "User is an administrator. Adding 'C:\Program Files\Sysinternals\' to system 'Path'..."
					Add-EnvPath -Path 'C:\Program Files\Sysinternals\' -Container 'Machine'
				}
				else {
					Write-Verbose "User is not an administrator. Adding 'C:\Program Files\Sysinternals\' to user 'Path'..."
					Add-EnvPath -Path 'C:\Program Files\Sysinternals\' -Container 'User'
				}
			}
			catch {
				Write-Error "An error occurred: $_"
			}
		}
	}
}

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Download

Please feel free to copy parts of the script or if you would like to download the entire script, simply click the download button. You can download the complete repository in a zip file by clicking the Download link in the menu bar on the left hand side of the page.

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Report Issues

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Issue

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