05-18-2011 06:24 PM
Unable to guess right now - some additional information about your system would help eliminate the need to guess
Please list your hardware and software, with versions so we can get a clearer picture of your situation
05-19-2011 05:46 PM
Two questions come to mind. Was there another security program installed before you installed 360? How much RAM is installed? OK, more than two. Which version of W7 - x32 or x64?