If Firefox closes unexpectedly, or if an error dialog appears and Firefox closes, see Firefox crashes.
If Firefox hangs (stops responding or freezes), try the suggestions in this article.
As Mozilla releases a newer Firefox version, the company fixes many security threats that plagued the previous version.
When you launch Firefox, it may update automatically and install a newer version.
In this post we will cover some basic tips on how to keep your phone up to date and how to tweak the system Gaia applications.
Firefox OS updates can be be downloaded from within the Settings app, listed under Device information.
Your saved bookmarks and passwords won't be cleared or changed. For example, some settings like fonts or accessibility won't be deleted.