reinstall-edge.ps1

[CmdletBinding()]
param(
    [string][ValidateSet("Remove", "Install")]$Action,
    [switch]$AcceptEULA
)

#requires -RunAsAdministrator
#requires -Version 5

<#
.Synopsis
   ReInstall Microsoft Edge -- v1.1 Created by: http://fatt.xyz
   This script will allow you to re-install Microsoft Edge Browser for Windows 10.
   The script MUST be run as administrator to function.
.DESCRIPTION
   There are two stages that can be run.  First, the removal of Edge.
   A reboot is then required.  Afterwards, Stage 2 will re-install Edge.
.EXAMPLE
   Reinstall-Edge.ps1 -Action Reinstall -Verbose
.NOTES
   http://fatt.xyz/programs/reinstall-microsoft-edge/
#>

$Host.UI.RawUI.WindowTitle = "REINSTALL MICROSOFT EDGE v1.1"

Write-Output "This script is provided for free use and contains ABSOLUTELY ZERO WARRANTY!

By using this script, you accept all liability of anything that may happen.
Use it at your own risk.  FATT.XYZ are under zero obligation to address
issues that may arise during the use, or misuse, of this script.  You, the
user, are solely responsible for any outcomes of the use of this script.
To use this script, you must agree to these conditions.
Additionally, please keep in mind that THIS WILL DELETE ALL BROWSER DATA
FROM EDGE including but not limited to favorites, saved passwords, cookies,
history, settings, and site data.  Please ensure you backup this data
before running this script if it is needed.  By proceeding, you acknowledge
that you are aware that all of your Edge data will be permanently lost."

while (!$AcceptEULA) {
$eulaInput = Read-Host "`nType 'I AGREE' in capitals to proceed. By proceeding you agree to the conditions above. Type 'exit' to cancel the script."
if ($eulaInput -eq 'I AGREE') {$AcceptEULA = $true}
elseif ($eulaInput -eq 'exit') {exit}
}

Write-Verbose "Checking if machine is running Windows 10."
$cimQuery = Get-CimInstance -Namespace root\cimv2 -ClassName Win32_OperatingSystem
if ($cimQuery.Caption -like "Microsoft Windows 10*") {
    Write-Verbose "The machine is running Windows 10."
} else {
    Write-Error "The operating system running on this machine is not supported by this script.
    Only Windows 10 is supported."
    exit
}

#check if Edge is present
$edgeCheck = (Test-Path -Path "$env:USERPROFILE\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe")

Function Remove-Edge {
    Write-Verbose "Checking if Edge is installed."
    if ($edgeCheck -eq $true) {
        Write-Error "Edge is present, removing Edge"
        } else {
        Write-Verbose "Edge is not present. Exiting script."
        exit
        } #if

    Write-Verbose "Closing all instances of Edge."
    Get-Process microsoftedge | Stop-Process -Force

    Write-Verbose "Removing Edge folder."
    Remove-Item -Path $env:USERPROFILE\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe -Recurse

    Write-Warning "The computer needs to reboot. Relaunch the script and select '-Action Install' after reboot if Edge is to be reinstalled."
    Restart-Computer -Confirm
}

Function Install-Edge {
    Write-Verbose "Checking if Edge is installed."
    if ($edgeCheck -eq $true) {
        Write-Error "Edge is present. Exiting script."
        exit
        } else {
        Write-Verbose "Edge is not present, installing Edge."
        }

    Get-AppXPackage -AllUsers -Name Microsoft.MicrosoftEdge ^ |
    ForEach-Object {Add-AppxPackage -DisableDevelopmentMode -Register ^"$($_.InstallLocation)\AppXManifest.xml^" -Verbose}
}


#run whatever was specified in $Action
switch ($Action) {
    Remove {Remove-Edge}
    Install {Install-Edge}
    Default {
        if ($edgeCheck -eq $true) {
        Remove-Edge
        } else {
        Install-Edge
        } #if
    } #default
} #switch