How do I install a Firefox plugin?

Related questions

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2. How do I install a Qgis plugin?
3. What is georeferencing in Qgis?
4. What is a base map tune?
5. Why is geo referencing required?
6. What is basemap in GIS?
7. What is Digitisation in GIS?
8. What is positional error in GIS?
9. Does Qgis have Basemaps?
10. What is a plugin manager?

Tags

1. #downloaded
2. #software
3. #after
4. #would
5. #select
6. #window
7. #extension
8. #learn
9. #button
10. #firefox
11. #appear
12. #first
13. #click
14. #install
15. #installation
16. #theme