trick for FF4 Rated 3 out of 5 stars

Solving for FF4:

1. Rename the extension xpi > zip
1. Unzip the renamed file
2. Open with texteditor: install.rdf
3. Edit Line 23: 3.6 > 4.0
4. Save
5. Zip the complete summary
6. Rename the extension zip > xpi
7. Install the extension in FF4

But same the Ctrl + & Ctrl - (Reset to original size Ctrl 0)
Use all charaters with NumPad

This user has a previous review of this add-on.

Rated 3 out of 5 stars

Need compability with Firefox 4, please.

This user has a previous review of this add-on.

Rated 5 out of 5 stars

I also need for FF4 please.

Rated 1 out of 5 stars

Update for Firefox 4.0, please?

Simple.Useful. Great. Rated 5 out of 5 stars

This is a must add-on for Firefox. I use it ALL THE TIME.

Developer: PLEASE UPDATE FOR FIREFOX 4 !! - I NEED this add-on.

And - THANK YOU - for such a great add-on.

FF4 Rated 4 out of 5 stars

Please please please, we need FF4 version
Thanks

Rated 5 out of 5 stars

Please update is essential add-on to Firefox 4. Thank you very much.

This user has a previous review of this add-on.

Rated 5 out of 5 stars

FF4? Been using this for years. Need FF4 version.

Rated 5 out of 5 stars

Los botones de Zoom sirven cuando el puntero del mouse esta a mano.. :P

https://addons.mozilla.org/es-ES/firefox/collections/phaku/ffo/

Rated 5 out of 5 stars

I think it's more useful to press CTRL + mouse scroll.

should be added to firefox Rated 5 out of 5 stars

great extension. its one of top 10 FF extensions. I highly suggest making it default button in FF, hope FF development team do this for us

Rated 5 out of 5 stars

Very nice and simple utility! It has been extremely useful!

Highly recommended Rated 5 out of 5 stars

Highly recommended and Awesome

need a FF 4.0 version now

Nice! Rated 5 out of 5 stars

It is a simple idea and it flat out works! Good job! I am putting it in my Apollo! Pack collection right away.

Rated 5 out of 5 stars

This seems to me to be the best zoom addon available. It is very small in size and the buttons are just how I want them, unobtrusive and clear.

muy util Rated 4 out of 5 stars

es muy coomod

muy util Rated 4 out of 5 stars

es muy coomod

Rated 5 out of 5 stars

Yep, this addon is great especially for being not just text. Thx.

This review is for a previous version of the add-on (1.6.2). 

Rated 5 out of 5 stars

@NoNonsense : i can return to original size by right click on the + an - icons.

This review is for a previous version of the add-on (1.6.2). 

Rated 4 out of 5 stars

No, I think it's great that it isn't just text, perhaps it should be optional.
A button to return to original size is IMAO the only thing that's missing.

This review is for a previous version of the add-on (1.6.2).