The program "[Your ESET product]" tried to load new system extensions. If you want to enable these extensions, open Security & Privacy System Preferences.
System extensions needed by [Your ESET product] were blocked by macOS. To enable protection:
In macOS 11 (Big Sur), kernel extensions were replaced by system extensions. Before new third-party system extensions load, the user must approve them.
Click Open System preferences or Open Security Preferences.
If you do not see any notifications, in the top-right corner of the screen click the Apple menu → System preferences → Security & Privacy.
Click the lock icon at the bottom left to allow changes.
Use your Touch ID or click Use Password... and type in your Username and Password, then click Unlock.
Select all the check boxes for your ESET product for Mac and click OK.
Click the lock icon to save and close the Security & Privacy settings, then restart your computer.