Firefox offers a great way of changing hundreds of settings by opening about:config in the address bar. The alternative to it is to edit a config file in the Firefox profile folder directly but that is not as comfortable or safe as one false entry may corrupt the whole file.
The downside is that many users feel overwhelmed by it to change the Firefox configuration simply because the page lists hundreds if not thousands of entries on start.
I did not look through all the available settings but found ten lesser known parameters that I would like to introduce today. Lesser known means that they have not been mentioned on every "Tweak Firefox" article on the net - yet.
Before I start describing these ten Firefox tweaks I would like to explain in more detail how you get into the config and make changes in there. You can open the Firefox config by typing about:config in the address bar of Firefox. That is the same bar where you enter urls of websites that you want to visit.
All settings are displayed when you open it and you can use the Filter to narrow down the results. A double-click on an entry opens a menu where you can change the setting of that parameter. Boolean values (true or false) are automatically inverted.
Now that the basics are known, let us start with the list of Firefox tweaks:
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