A good option for those who manage computers for public use is the implementation of a security password for the program. Thus preventing malicious users disable, uninstall or change the anitírus. There should be improvement in user registration free as there are constants flaws in registration application and implementation of the key. As an experienced user, I find a certain delay at startup and also a strong demand for computer resources. I'm willing to help, I'm cheering for the improvement of the program.