$profileListKey = 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList'

$sids = Get-ChildItem $profileListKey |
    Where-Object { $_.PSChildName -match '^S-1-5-21-\d+-\d+-\d+-\d+$' }

foreach ($sidKey in $sids) {
    $sid = $sidKey.PSChildName
    $profilePath = (Get-ItemProperty -Path $sidKey.PSPath -Name ProfileImagePath).ProfileImagePath

    if (-not $profilePath) { continue }

    $ntUserDat = Join-Path $profilePath 'NTUSER.DAT'
    if (-not (Test-Path $ntUserDat)) { continue }

    $mounted = $false
    try {
        if (Test-Path "Registry::HKEY_USERS\$sid") { $mounted = $true }
    } catch { $mounted = $false }

    if (-not $mounted) {
        $loadResult = & reg.exe load "HKU\$sid" "$ntUserDat" 2>&1
    }

    try {
        Remove-Item -Path "Registry::HKEY_USERS\$sid\Printers" -Recurse -Force -ErrorAction Stop
    } catch {}

    if (-not $mounted) {
        $unloadResult = & reg.exe unload "HKU\$sid" 2>&1
    }
}