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