Almost 20 seconds elapsed from the instant when you click apply to the instant you get back to Firewall rule page?
Guys, I hope that you track this as a bug and improve the performance.
And it is particularly painful when you copy a firewall from one to another, because, for example, the backup would not restore for one thousands different reasons.
So copying hosts, groups, firewall rules, et.c. takes forever.
I have inspected backup files before a comic decided to encrypt it with no opt out options, and some xml files would be very tedious to copy.
No easy way and a mine field to walk tru ...