I ran into an issue after building a prototype, which now needs to be updated with a different typeface, where I cannot see or adjust the font at all.
In the file I’m having an issue with I see this on the right side, with text selected:

If I create a new file, I can see the font selection feature which is missing in the previous file:

I have tried refreshing my browser, using the desktop app and rebooting my computer.
If I create a new file, then copy paste the prototype content of the original into it, I end up with the same problem.
I just need access to the existing Google fonts library.
Does anyone have an idea what’s going on?