Help I can't remove this particular virus

I’ve been using avast free for so many years only this virus was able to slip to under the radar of Avast can you help me how to fix this?

https://scontent.fmnl4-3.fna.fbcdn.net/v/t1.0-9/20638090_1253693028075510_5111466112023534382_n.jpg?oh=b247baef1e3307286e5dc97b83cf4352&oe=5A36E43C

Start a new topic in V&W and post your logs there: https://forum.avast.com/index.php?action=post;board=4

where can I get my logs please?

Instructions: https://forum.avast.com/index.php?topic=194892