|I would save yourself the trouble and buy something else for online security. You'll have to buy something anyway when the 3 months is up (less any time you've been using it already) so you might as well buy something now.|
And you could do a lot better than McAfee I don't mind telling you. It's a terrible drain on system resources. I changed from McAfee to Norton and the difference in overall performance of my PC is amazing. Symantec have worked hard to make Norton less resource-hungry and they did a good job.