Enable Windows 10 Upgrade, to get past the 'Wait for notification' screen

Enable-WindowsOSUpgrade.ps1

function Enable-WindowsOSUpgrade {
[CmdletBinding(
    SupportsShouldProcess = $true
)]
param(
)
    $Properties = @{
        Path = 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\OSUpgrade'
        Name = 'AllowOSUpgrade'
    }

    if ($PSCmdlet.ShouldProcess('Enable','AllowOSUpgrade')) {
        Set-ItemProperty @Properties -Value 1
    }

    $Value = (Get-ItemProperty @Properties).$($Properties.Name)

    if ($Value -ne 1) {
        Write-Error "Failed to perform action 'Enable' on 'AllowOSUpgrade'"
    }
}