Template:aboutconfigwarning

Firefox, Firefox for Android Firefox, Firefox for Android Last updated: 2 days,20 hours ago
Our volunteers are working on translating this article. Until it's ready, maybe the English version can be of some help. If you want to help us translate articles like this one, please click here.
Warning: These instructions are for experienced Firefox users. Changing settings in the Configuration Editor (about:config) can have serious effects on your browser’s stability, security and performance.
Only proceed if you are comfortable with advanced settings and understand the potential impacts.

These fine people helped write this article:

Illustration of hands

Volunteer

Grow and share your expertise with others. Answer questions and improve our knowledge base.

Learn More