Rated 5 out of 5 stars

Από τον/την Χρήστης Firefox 5f9bcd στις Σεπτ. 3, 2017 · μόνιμος σύνδεσμος

toolbar buttons is a very good add-on.
I used it all the time,
Incompatible on 64 bit 55.0.3
It became unusable.
Please continue to develop it.