@tennoseremel @drq @geerlingguy
Megalodon is doing the same. But it's an app.

The problem in the OP is about "I've clicked on a link on %some_site_or_messenger% and found myself on some (not mine) Mastodon instance, but can't like/boost any content.

> but there are some solutions to the problem

It's all workarounds for now.