Assegnate 3 su 5 stelle

This might be helpful. I have created this file for Thunderbird 52.9.1. I followed the instructions above and it works.
Download and install as a file on ad dons
https://drive.google.com/open?id=1T4CwPKMvE-vtPqoi_KP7ImFvNtMybjJc

Questa recensione riguarda una versione precedente (20110323.1-typefix) del componente aggiuntivo.