I purchased iolo System Mechanic 9.5 to replace Norton System Works 2008, after reading many reviews (apparently old reviews). Norton products quality has steadily gone down since Mr. Norton sold the company in 2004. Iolo System Mechanic 9.5 installed on 2 of my 3 computers fine running Microsoft Windows XP. But, on the third computer running Microsoft Windows XP, the install stopped after entering the registration key without any error messages. This happened many times, no matter what I tried. I then found out that iolo has no phone support... read full review »