If (!([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]'Administrator')) {
    Start-Process PowerShell.exe -ArgumentList ("-NoProfile -ExecutionPolicy Bypass -File `"{0}`"" -f $PSCommandPath) -Verb RunAs
    Exit	
}

#disable ai registry keys
Write-Host 'Applying Registry Keys...'
#set for local machine and current user to be sure
$hives = @('HKLM', 'HKCU')
foreach ($hive in $hives) {
    Reg.exe add "$hive\SOFTWARE\Policies\Microsoft\Windows\WindowsCopilot" /v 'TurnOffWindowsCopilot' /t REG_DWORD /d '1' /f *>$null
    Reg.exe add "$hive\SOFTWARE\Policies\Microsoft\Windows\WindowsAI" /v 'DisableAIDataAnalysis' /t REG_DWORD /d '1' /f *>$null
}
Reg.exe add 'HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced' /v 'ShowCopilotButton' /t REG_DWORD /d '0' /f *>$null
Reg.exe add 'HKCU\Software\Microsoft\input\Settings' /v 'InsightsEnabled' /t REG_DWORD /d '0' /f *>$null
#force policy changes
gpupdate /force >$null


$aipackages = @(
    'MicrosoftWindows.Client.Photon'
    'MicrosoftWindows.Client.AIX'
    'MicrosoftWindows.Client.CoPilot'
    'Microsoft.Windows.Ai.Copilot.Provider'
)

$provisioned = get-appxprovisionedpackage -online 
$appxpackage = get-appxpackage -allusers
$eol = @()
$store = 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Appx\AppxAllUserStore'
$users = @('S-1-5-18'); if (test-path $store) { $users += $((Get-ChildItem $store -ea 0 | Where-Object { $_ -like '*S-1-5-21*' }).PSChildName) }

#uninstall packages

#use eol trick to uninstall some locked packages
foreach ($choice in $aipackages) {
    Write-Host "Removing $choice"
    if ('' -eq $choice.Trim()) { continue }
    foreach ($appx in $($provisioned | Where-Object { $_.PackageName -like "*$choice*" })) {
        $next = !1; foreach ($no in $skip) { if ($appx.PackageName -like "*$no*") { $next = !0 } } ; if ($next) { continue }
        $PackageName = $appx.PackageName; $PackageFamilyName = ($appxpackage | Where-Object { $_.Name -eq $appx.DisplayName }).PackageFamilyName
        New-Item "$store\Deprovisioned\$PackageFamilyName" -force >''; 
        foreach ($sid in $users) { New-Item "$store\EndOfLife\$sid\$PackageName" -force >'' } ; $eol += $PackageName
        dism /online /set-nonremovableapppolicy /packagefamily:$PackageFamilyName /nonremovable:0 >''
        remove-appxprovisionedpackage -packagename $PackageName -online -allusers >''
    }
    foreach ($appx in $($appxpackage | Where-Object { $_.PackageFullName -like "*$choice*" })) {
        $next = !1; foreach ($no in $skip) { if ($appx.PackageFullName -like "*$no*") { $next = !0 } } ; if ($next) { continue }
        $PackageFullName = $appx.PackageFullName;
        New-Item "$store\Deprovisioned\$appx.PackageFamilyName" -force >''; 
        foreach ($sid in $users) { New-Item "$store\EndOfLife\$sid\$PackageFullName" -force >'' } ; $eol += $PackageFullName
        dism /online /set-nonremovableapppolicy /packagefamily:$PackageFamilyName /nonremovable:0 >''
        remove-appxpackage -package $PackageFullName -allusers >''
    }
}

## undo eol unblock trick to prevent latest cumulative update (LCU) failing 
foreach ($sid in $users) { foreach ($PackageName in $eol) { Remove-Item "$store\EndOfLife\$sid\$PackageName" -force -ErrorAction SilentlyContinue >'' } }



Write-Host 'Removing Package Files...'
#-----------------------------------------------------------------------remove files
$appsPath = 'C:\Windows\SystemApps'
$appsPath2 = 'C:\Program Files\WindowsApps'
$pathsSystemApps = (Get-ChildItem -Path $appsPath -Directory -Force).FullName 
$pathsWindowsApps = (Get-ChildItem -Path $appsPath2 -Directory -Force).FullName 

$packagesPath = @()
#get full path
foreach ($package in $aipackages) {

    foreach ($path in $pathsSystemApps) {
        if ($path -like "*$package*") {
            $packagesPath += $path
        }
    }

    foreach ($path in $pathsWindowsApps) {
        if ($path -like "*$package*") {
            $packagesPath += $path
        }
    }

}
#import module to remove locked files
try {
    Get-InstalledModule -Name RemoveFileZ -ErrorAction Stop | Out-Null

}
catch {
    Set-ExecutionPolicy Unrestricted -Force
    Install-PackageProvider -Name NuGet -MinimumVersion 2.8.5.201 -Force | Out-Null
    Install-Module -Name RemoveFileZ -Force  
    Import-Module -Name RemoveFileZ 

}

foreach ($Path in $packagesPath) {
    Remove-FileZ -Path $Path -Recurse *>$null
}

#remove any screenshots from recall
Write-Host 'Removing Any Screenshots...'
Remove-Item -Path "$env:LOCALAPPDATA\CoreAIPlatform*" -Force -Recurse -ErrorAction SilentlyContinue