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

Log in
Add-on icon

Reviews for AddHeader

AddHeader by Firefox user 13564830

4 Stars out of 5
5
1
4
0
3
1
2
0
1
0
2 reviews
  • by Pablo Blanco Celdrán, 7 years ago
    It does what it says to do so, but it has a poor configuration interface, I didn't know where to look at first.
  • by Firefox user 13593495, 7 years ago