Then, click Technical Assistance, select Mac, and click Chat or Phone. MORE: How to Choose the Antivirus Software That's Right for Youįor technical support, click Help in the Menu Bar, select 'Mcafee Services and Support,' and then scroll down to the very bottom of the page and click Contact Support. (Firefox didn't get it automatically, and there isn't a version for Safari.) SiteAdvisor warns you of possibly malicious web pages and suspicious search results and also scans downloads for threats. Both its menu-bar icon and its home window show your system's status, but if you want to start a scan, you'll need to click up to three times, which is three times as many clicks as it should take.ĭuring installation, the software will install the SiteAdvisor web plug-in in Chrome. McAfee AntiVirus Plus makes you click around more than you should to perform simple tasks. McAfee AntiVirus Plus (for Mac): Interface

Still, that's less than half of Sophos' full-scan completion time of 2:56, but much longer than Malwarebytes' blink-and-you-miss-it full-scan time of 16 seconds. On average, McAfee's full scans took 1 hour and 17 minutes, so you'd spend a while waiting to notice said slowdown. (McAfee AntiVirus Plus doesn't offer a quick scan for Macs.) Most of the programs got a two-digit performance slowdown - from Norton at 13% to Kaspersky at 41% - and only Sophos (7%) had a one-digit bump. That's the biggest performance slowdown during a full scan that we saw. During a McAfee full-system scan, the VLOOKUP test finished in 5 minutes and 15 seconds, signifying a performance dip of 47%.

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