If you use the popular Mozilla Firefox browser, here is good news for you: there is a new feature in the browser, Performance Monitor. It has appeared in Firefox 40, which is in the Nightly state as of this writing. Let's learn more about this new feature.
Category: Firefox
How to disable “YouTube.com is now fullscreen. Press Esc at any time to exit” message in Firefox
When you are watching a YouTube video in Mozilla Firefox, every time you switch to fullscreen mode, the browser shows the following message: YouTube.com is now fullscreen. Press Esc at any time to exit. If you are not happy to see this message, here is how to disable it.
Restore old Preferences dialog in Firefox 38
With version 38, Mozilla is going enable a new Preferences feature by default. These new Preferences will be shown inside a tab, like a regular web page. Users who are not happy with the new appearance of Preferences in Firefox 38 can follow this tutorial to disable it and restore the old Preferences dialog.
The full list of Firefox about: commands
In our articles, we often mention the about:config command which can be entered in the address bar. That command opens the built-in configuration editor of the Firefox browser and allows performing extreme fine-tuning of the browser. It contains lots of options which are not accessible from the browser's settings interface. Many Firefox users are not even aware that about:config is not the only about: command available in the browser. Firefox comes with a huge set of useful about commands which I would like to share with you today.
Add private tabs instead of private windows in Firefox
The classic Opera browser had a very useful feature - private tabs. Unlike all modern mainstream browsers, it allowed you to mix private and regular tabs in the single window. Firefox users can get the same feature and use private tabs instead of private windows. Follow the instructions below to learn how it can be done.
Mozilla adds Safe Mode button to Troubleshooting page in Firefox
Recently, we covered how to start Mozilla Firefox in Safe mode. In the safe mode of Mozilla Firefox, addons and plugins will not be loaded, so it is very useful for troubleshooting issues with plugins and add-ons which affect the browser performance, stability or prevent it from being started. Mozilla developers decided to add an additional way to launch Firefox in safe mode.
How to customize shortcut keys (hotkeys) in Mozilla Firefox
In our recent articles, we showed you lots of Firefox keyboard shortcuts, both, essential ones and the lesser-known ones. Now let's see how you can customize these shortcuts and re-assign menu hotkeys in Firefox. This can be useful if the default shortcut keys are not easy to remember for you.
Run different Firefox versions simultaneously
The popular Firefox browser is available in many different editions. Every edition has its own release channel and has different features, stability, target audience and OS and add-on compatibility. While it is possible to install different Firefox versions in one OS, they all try to use the default browser profile, as a result of which they can't run simultaneously. This lead to crashes, profile corruption and inconveniences.
In this article, we will see which versions of Firefox are available and how to run them simultaneously.
Disable icons in the Mozilla Firefox context menu
Modern versions of the Firefox browser have icons in the context menu for back and forward navigation commands, reload/stop command and for the "bookmark" item. Many users do not like the fact that the context menu has icons, not text labels. Besides the design, they break the user interface flow, as they are aligned horizonally while the rest of the menu items are ordered vertically. In this article, we will see how you can revert to the fully textual context menu of the Firefox browser and remove the icons.
Use the Forget button in Mozilla Firefox to clean your history quickly
Mozilla Firefox comes with a nice option to keep your privacy by cleaning your browsing history with just one click. This is possible thanks to the Forget button available in the browser. However, by default it is not shown in the sandwich menu, so many users never use it. If you never knew this button existed or never tried it, read the rest of the article.
