The way you did it here :
works but it requires that the link be the only thing on that line.
If you want to insert a link in the middle of a sentence, you have to do it like this:
And then, for example, you can insert a link to an external site, such as https://i.imgur.com/0pZNVIi.jpg even if you haven’t reached TL 3… It’s not a link that others can click… but they can copy/paste it in their browser… And for those of us on Google Chrome, there is an added convenience… if you highlight the link and right-click it, a short menu will appear and offer the possibility of going to that page. 