How desactivate Adaware Web Companion

Avast Free Antivirus / Premium Security
1

How can I desactivate “Adaware Web Companion” without installation ? I can’t find any help at https://support.avast.com/nl-nl/.
Somehow, it forces to startup without my permission. I consider it unaccaptable.

2

https://malwaretips.com/blogs/remove-adaware-web-companion/