Rated 5 out of 5 stars

by Kovil Pillai on June 4, 2021 ·

I had the open_with_mac.py file under Downloads directory and spent hours on searching for a solution for the Test Installation failed error.

Finally moved the file under ~/Library/Application Support/Mozilla folder and it worked :)

This review is for a previous version of the add-on (7.2.5).