What's BEST...disable vs uninstall Norton Internet Security while downloading(and using) Avast Free Antivirus?

I'd like to try the free Antivirus by Avast mainly because I've read so many good reviews about it. I have Norton Internet Security installed currently in my PC. I've read that 2 antivirus programs are bound to conflict w/ each other. Should I uninstall completely my Norton or can I just temporarily... show more I'd like to try the free Antivirus by Avast mainly because I've read so many good reviews about it. I have Norton Internet Security installed currently in my PC. I've read that 2 antivirus programs are bound to conflict w/ each other. Should I uninstall completely my Norton or can I just temporarily disable it while I download the free Avast?
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