Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

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

I don't know how to disable full screen

more options

I'm new to this and...

When I launch Firefox it goes into full screen and I can't find a place to reduce, close, or resize. So I have to restart th systemme and use a different browser. How do I disable the full screen fuction?

Thanks...

I'm new to this and... When I launch Firefox it goes into full screen and I can't find a place to reduce, close, or resize. So I have to restart th systemme and use a different browser. How do I disable the full screen fuction? Thanks...

All Replies (2)

more options

Try F11

more options

I will Thanks