These policies generally are meant for just computer or user settings. This script will disable the empty settings (for example, if a GPO has only computer setttings, it will disable user settings). This is important as it does speed up performance by not having to process empty policies.

Import-Module GroupPolicy
$GPOs = Get-GPO -All
foreach ($GPO in $GPOs)
{
if (($GPO.Computer.DSVersion -eq 0) -and ($GPO.GpoStatus -ne "ComputerSettingsDisabled")) {
    write-host $GPO.DisplayName has no computer settings and not disabled.  Disabling...
    $GPO.GpoStatus="ComputerSettingsDisabled"
    }
 
if (($GPO.User.DSVersion -eq 0) -and ($GPO.GpoStatus -ne "UserSettingsDisabled")) {
    write-host $GPO.DisplayName has no user settings and not disabled.  Disabling...
    $GPO.GpoStatus="UserSettingsDisabled"
    }
}