Issue
- After upgrading your computer to macOS Big Sur (11), your ESET product displays the following error message: "Your computer is not protected: System extension required for Web and Email Protection was not started because of error. Try to restart macOS or reinstall the product."
- Affected versions:
- ESET Endpoint Security for Mac version 6.10.456
- ESET Endpoint antivirus for Mac version 6.10.456
- ESET Cyber Security version 6.10.400
- ESET Cyber Security Pro version 6.10.400
Solution
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Go to the Apple menu and select System Preferences.
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Click Network.
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Select ESET Network Protection Proxy.
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Click Connect.