How to enable “Rootkit Shield” or “Exploit Shield”?

[theofilos]

Hello

I have Avast Free Antivirus.
Information appeared that the computer is not sufficiently protected.
After click, what appears is in the picture :

Unfortunately, I cannot enable either “Rootkit Shield” or “Exploit Shield.
How to enable these covers?

Regards

[Asyn]

Repair Avast:
1. Avast GUI -> Settings -> Troubleshooting
2. Click on 'REPAIR APP'.
3. Follow instructions.
4. Reboot.

[theofilos]

Thank you very much.
Now everything has turned on.

[Asyn]

You're welcome.