Disable Background Apps Globally

<#
.SYNOPSIS
    Disable Background Apps Globally.

.DESCRIPTION
    Prevents Store apps from running in the background to save resources and battery.

    Sets HKCU:\Software\Microsoft\Windows\CurrentVersion\BackgroundAccessApplications \ GlobalUserDisabled to 1.

.EXAMPLE
    .\Set-DisableBackgroundApps.ps1
#>

[CmdletBinding()]
param()

$regPath = 'HKCU:\Software\Microsoft\Windows\CurrentVersion\BackgroundAccessApplications'

if (-not (Test-Path $regPath)) {
    New-Item -Path $regPath -Force | Out-Null
}

New-ItemProperty -Path $regPath -Name 'GlobalUserDisabled' -Value 1 -PropertyType DWord -Force | Out-Null

Write-Host "Disable Background Apps Globally applied. Sign out and back in (or restart explorer.exe) for it to fully take effect." -ForegroundColor Green