Microsoft Defender isn't bad, but it's not enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free antivirus apps we've tested.
Got a PC for the first time in awhile -- last PC had XP. I upgraded from 8.0 which came with the HP Envy to 8.1, after like 74 updates, 8.1 was visible in the Store. So what's a good choice for free, ...
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