I would like to have had the following summary when I was looking for my answers. Since I only read the end of the thread, please add other pertinent information.Best AntiVirus Software
Neither interferes with K9 now. Do not have more than one antivirus running at a time.
Free - Avast download here
Paid - KasperskyBest Free Spyware
ublock download here
Windows Firewall should be ON at all times unless your antivirus software comes with one.
If so, it will probably shut off Windows Firewall on its own.
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