• Avast For Mac High Sierra System Extension Blocked Free
• Avast For Mac High Sierra System Extension Blocked Windows 10

On another note you really don't need Avast. There are NO known viruses for Macs. All Avast does is lighten your wallet and adversely affect the system performance. You should remove it according to the developer's instruction: Uninstalling Avast Security from Mac | Official Avast Support

When the System Extension Blocked notification appears, click OK. Optionally, untick the box if you do not want Google Chrome installed as your default browser, then click Continue. Click Move to Trash. Click OK to allow the Avast Security installer to access your downloads folder. After a manual installation or remote deployment of the Resilio Connect Agent 2.11 for Mac on macOS High Sierra (10.13) and later, the operating system shows the System Extension Blocked warning when the Agent is first launched and a Job with Transparent Selective Sync has been added to the Agent. A system or kernel extension is a kind of plug-in that extends the core of the operating system. It gives much lower-level access to system resources and hardware than a normal program would have. Poorly or maliciously crafted extensions can cause all kinds of problems, which is why you need to be cautious.

Additionally there is absolutely no need for any A/V, 'cleaning', 'optimizing'or 'speedup' apps for the Mac. They are known to do more harm and no good.

Avast For Mac High Sierra System Extension Blocked Free

This user tip is an excellent treatise on how to protect your Mac: Effective defenses against malware and other threats

Avast For Mac High Sierra System Extension Blocked Windows 10

May 30, 2018 1:03 PM