To people that wonder how to unpin a tag or a followed instance with #Fedilab. Here is how to do that:
Fedilab
Home > Features > Reorder timelines Fedilab Reorder Timelines With this feature, you can customize tabs in Fedilab, the way you want. To open the reorder page, open the navigation drawer from the side and select “Reorder timelines”. Then you should see a page like this with similar content. The items in this list are the tabs you see when you open Fedilab. Here you can manage them. There are different types of timelines in this list.