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

Log in
Add-on icon

Reviews for FocusBlocker (New)

FocusBlocker (New) by Shing Lyu

4 Stars out of 5
5
4
4
3
3
1
2
0
1
1
1 review
  • by Hanuman, 5 years ago
    Do not install, it will not install and stay away from this extension