This is a simple script to disable windows firewall for all profiles (Private, Domain, Public). This is useful for a bunch of different reasons that I wont get into but here is the simple one line to put into the SCCM script. To create approve and add SCCM Scripts see this post.
Set-NetFirewallProfile -All -Enabled False
You can also use this one liner on a PC that you are logged into or have a pssession with.