Press on it, and you can enter a search or website URL from the Firefox home screen.

Opening a tab is as easy as tapping on the + sign at the bottom-right corner of the screen. The Toolbar button does work when you click on it to restore your preset 'default' window size and position if you happen to move the browser window or change the size of it. Tap on it, and you will immediately be shown all of your open tabs in bite-size preview windows. At the Settings screen, select the section for Default Browser. The second problem is with the Toolbar button, the contextual menu works once per Firefox launch and it won't 'Show Current Geometry' as it is supposed to do and like it did with Firefox 3.6 versions that used a Statusbar button - a Bug has been filed about that issue. To change the default browser to Google Chrome, open Chrome, click the three-dot icon in the upper right, and then go to Settings. You can easily fix that by resetting the 'Default' settings, in Options for that extension, to fit it better for your screen resolution size.

The default settings seem to be made for a huge resolution screen, so when you first install it the Firefox browser window will probably be hanging off the right side of the screen if you don't have like a 1920px width resolution. This video will show you how to restore the default size/position of Internet Explorer, Notepad and Firefox.Typed instructions belowInternet Explorer Press t. This value could also be interpreted as the ratio of pixel sizes: the size of one CSS pixel to the size of one physical pixel.In simpler terms, this tells the browser how many of the screens actual pixels should be used to draw a. I use this extension for setting up exactly where I want a Firefox window to appear on the screen, and to specify the height & width. The devicePixelRatio of Window interface returns the ratio of the resolution in physical pixels to the resolution in CSS pixels for the current display device.

Firefox default window size