Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

firefox os simulator on firefox nightly

  • 1 tontu
  • 1 am na jafe-jafe bii
  • 2 views
  • i mujjee tontu mooy Epicaleb

more options

Even if i downloaded firefox os simulator on firefox nightly, it dosen't apear here: tools - web developper - suppose to be there but it dosen't But, it works on the normal firefox.

Even if i downloaded firefox os simulator on firefox nightly, it dosen't apear here: tools - web developper - ''suppose to be there but it dosen't'' But, it works on the normal firefox.

Saafara biñ tànn

The new location for the simulator and some other Firefox OS developer tools is found under Tools > Web Developer > App Manager.


I hope that solved your problem!

If it did, would you please choose this answer as your solution? It would help other Firefox users to find help on the forums faster and more efficiently. Thanks!

And of course, feel free to post back if you need more help!

Happy browsing!

Jàng tontu lii ci fi mu bokk 👍 0

All Replies (1)

more options

Saafara yiñ Tànn

The new location for the simulator and some other Firefox OS developer tools is found under Tools > Web Developer > App Manager.


I hope that solved your problem!

If it did, would you please choose this answer as your solution? It would help other Firefox users to find help on the forums faster and more efficiently. Thanks!

And of course, feel free to post back if you need more help!

Happy browsing!