Puntuado con 5 de 5 estrellas

@bob_f1: I had the same problem (macOS) update didn't help, this worked for me: I uninstalled "Allow HTML Temp" and installed it again, now again 5 stars.

Esta valoración es de una versión anterior del complemento (7.0). 

Puntuado con 5 de 5 estrellas

works great for emails, but doesn't work for RSS feeds

Esta valoración es de una versión anterior del complemento (5.7.3). 

It isn't intended for RSS feeds and the button is disabled "by design" when reading a feed