Outlook Add-in Not Loading

Good morning…I have been subscribed to Avast Premier Security for a while and I am having the same problem for many months now. The Avast Outlook Add-in will not load - I really like the whitelist/blacklist function. Can you give me some suggestions to fix this?

Hi, see: https://forum.avast.com/index.php?topic=235969.msg1555591#msg1555591