Cannot Antivirus Software Is From

Uninstallation as described under the other topic is rather vague.

Avira is not actually a sort of virus, is it It reinstalled itself on me, as well (after I uninstalled some files, but could never uninstall the whole thing).

Apple reviews each app in the App Store before its accepted and signs it to ensure that it hasnt been tampered with or altered.

If theres ever a problem with an app, Apple can quickly remove it from the store.

Cannot Antivirus Software Is From

When you install Mac apps, plug-ins, and installer packages from outside the App Store, macOS checks the Developer ID signature to verify that the software is from an identified developer and that it has not been altered.

By default, macOS Catalina also requires software to be notarized, so you can be confident that the software you run on your Mac doesnt contain known malware.

Before opening downloaded software for the first time, macOS requests your approval to make sure you arent misled into running software you didnt expect.

Select App Store under the header Allow apps downloaded from.

If youre certain that an app you want to install is from a trustworthy source and hasnt been tampered with, you can temporarily override your Mac security settings to open it.

Click Open Anyway to confirm your intent to open or install the app.

Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products.

Apple makes no representations regarding third-party website accuracy or reliability.

Cannot Install Antivirus For Mac