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The 'install-firefox.ps1' Script

This PowerShell script installs the Mozilla Firefox browser from Microsoft Store.

Parameters

PS> ./install-firefox.ps1 [<CommonParameters>]

[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Example

PS> ./install-firefox.ps1
⏳ Installing Mozilla Firefox from Microsoft Store...
✅ Mozilla Firefox installed successfully in 25s.

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Script Content

<#
.SYNOPSIS
	Installs Mozilla Firefox
.DESCRIPTION
	This PowerShell script installs the Mozilla Firefox browser from Microsoft Store.
.EXAMPLE
	PS> ./install-firefox.ps1
	⏳ Installing Mozilla Firefox from Microsoft Store...
	✅ Mozilla Firefox installed successfully in 25s.
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

#requires -version 5.1

try {
	"⏳ Installing Mozilla Firefox from Microsoft Store..."
	$stopWatch = [system.diagnostics.stopwatch]::startNew()

	& winget install --id 9NZVDKPMR9RD --source msstore --accept-package-agreements --accept-source-agreements
	if ($lastExitCode -ne 0) { throw "Can't install Mozilla Firefox - maybe it's already installed" }

	[int]$elapsed = $stopWatch.Elapsed.TotalSeconds
	"✅ Mozilla Firefox installed successfully in $($elapsed)s."
	exit 0 # success
} catch {
	"⚠️ ERROR: $($Error[0]) (in script line $($_.InvocationInfo.ScriptLineNumber))"
	exit 1
}

(page generated by convert-ps2md.ps1 as of 04/19/2026 17:56:59)