• You receive the notification System Extension Blocked and Your computer is not protected on your Mac:

System Extension Blocked

The program "Your ESET product" tried to load new system extension(s). If you want to enable these extensions, open Security & Privacy System Preferences.

Your computer is not protected

System extensions needed by your ESET product were blocked by macOS. To enable protection:

• Open System preferences and allow system software from your ESET product to load.

In macOS 11 (Big Sur), kernel extensions were replaced by system extensions. These require a a user approval before loading new third-party system extensions.

• If you upgrade Mac with macOS 10.15 and older with already installed ESET product version 6.10 to macOS Big Sur, you need to allow the ESET kernel extensions manually after the upgrade. Physical access to the client machine is required—when accessing remotely, the Allow button is disabled.
• When you are installing the ESET product on macOS Big Sur or later, you need to allow the ESET kernel extensions manually. Physical access to the client machine is required—when accessing remotely, the Allow button is disabled.

See the Apple documentation on SIP.

1. Click Open System preferences or Open Security Preferences.

Figure 1-1

2. Click the lock icon at the bottom left to allow changes.

Figure 1-2

3. Use your Touch ID or click Use Password... and type in your User Name and Password, then click Unlock.

Figure 1-3

4. Click Details.

Figure 1-4

5. Select both options with your ESET product for Mac.

Figure 1-5

6. Click OK.

Figure 1-6