Yes we are, although we are moving to mandatory for the pupils as soon as poss.
Can I just thank everyone for the help. We have solved the problem of the GPOs not applying, somebody hadn't moved the clients into the correct OU
We still need to work on the issue of it looking for the Ranger desktop, temporarily we have put the folder back. So we have a functioning, secure network.
Rocknrollstar, thanks I will pass on your message to my colleagues.
Have a nice weekend all.