Unwanted phone calls

I tried the suggested action but it did not help. I have now given up on the AVG product and used a different call blocker (which does work).
Hello Peter,

We regret for the inconvenience. Please be informed that the issue might be with Android system files conflict. We recommend you to reset AVG Antivirus app once and check for the situation. This will reset the configuration of the app to defaults. To do so, navigate to the location mentioned below.

Device Menu -> Settings -> Apps/Application Management -> AVG Antivirus -> Tap on clear cache and clear data -> Force stop the app once.

Restart the device once

Call blocker is not blocking my blacklisted numbers

Hello Peter,
I'm sorry to hear that the AVG call blocker is not working on your android phone. In this case, I request you to contact our mobile support team. Open AVG AntiVirus for Android and tap the menu icon in the top-left corner > Scroll down and tap Help & Support. > Tap FAQs 5 times. > In the form, provide your email address, the detailed issue description and then click Submit to send your message. Our mobile support team will contact you soon with a resolution.
Best regards,

Hello Peter,

We regret for the inconvenience. Please be informed that the issue might be with Android system files conflict. We recommend you to reset AVG Antivirus app once and check for the situation. This will reset the configuration of the app to defaults. To do so, navigate to the location mentioned below.

Device Menu -> Settings -> Apps/Application Management -> AVG Antivirus -> Tap on clear cache and clear data -> Force stop the app once.

Restart the device once