To use these add-ons, you'll need to download Firefox.

Qqen
Tignit n uzegrir

Iceggiren i Custom Tab Title and Favicon

Custom Tab Title and Favicon sɣur Guy de Pourtalès

3,6 n yitran ɣef 5
5
11
4
4
3
2
2
3
1
4
Tiririt sɣur Guy de Pourtalès

Tiririt n ineflayen

yeffeɣ-d deg 4 წლის წინ
Sorry to read that. This is strange. It should keep the settings after restart, upgrade and even synchronize them if you have a Firefox account. What version of Firefox do you use and on what OS ?