Do more on the web, with a fast and secure browser!
Download Opera browser with:
Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
Hello I don't know why opera does this but I often move a tab to a new windows and then after some time put the tab back to the main windows. On other browser, it close the deported window but not with Opera (GX). Is there a parameter for that ?