The document suggests that, if the firewall cannot be turned on, the user run the McAfee Virtual Technician. However, this does not seem to start using either Chrome or Safari on MacOS. Although not disclosed in the document mentioned previously or on the MVT page, I read in this community that MVT is not available for Mac.

How To Turn Off Firewall On Windows 10 And Mac Turn off the firewall on Mac; To get started, you need to open the System Preferences window. For that, you can go to your desktop, click the Apple logo visible on the top-left corner, and select the System Preferences option. FireWall was OFF?? | Mac-Forums: The Everything Apple Sep 10, 2014 Snow Leopard firewall test | Mac-Forums: The Everything

The document suggests that, if the firewall cannot be turned on, the user run the McAfee Virtual Technician. However, this does not seem to start using either Chrome or Safari on MacOS. Although not disclosed in the document mentioned previously or on the MVT page, I read in this community that MVT is not available for Mac.

Feb 29, 2020 · If your firewall is off on your Mac, then two things might happen to you. The one is that no one will ever get into your computer. The second one is that someone might attack your computer and have access to it. The firewall in OS X is turned off by default. This might strike you as odd, because Apple is so keen on security. However, most computers no longer connect directly to the internet via a DSL Firewalls have been a topic of discussion in the forum and also of some debate. If you are behind a hardware firewall, such as your router (or device provided by your ISP), then activating the OS X firewall (which is OFF by default) might be redundant and not needed, and some would suggest potentially cause conflicts (plenty on the web if you care to google, such as HERE).

Sep 21, 2019

Apr 07, 2016 · By default, your Mac’s firewall is off. If you’re connected to the Internet through a router (most people are), then you may not even need it–but it’s still nice to have. Moreover, OS X’s firewall won’t prevent apps and services from connecting to the Internet. It only blocks incoming connections.