EXTRA_STEPS+=("Sorry, can't check if your hard disk is encrypted - please ensure that it is! (applies to both portable and Desktop machines)")
elif mac;then
if [[ "$(fdesetup status)"!="FileVault is On." ]];then
EXTRA_STEPS+=("your hard disk is not encrypted! Encryption must be enabled on all guardian machines. Follow these instructions: https://support.apple.com/en-gb/HT204837")