Starting with GNOME 3.0, for storing system settings uses the GSettings framework, based on the file format
This file is created when you create the new user profile and dynamically changing in the process. In most cases, users do not need to manually edit the settings stored in dconf. Most settings are stored in the configuration file when you configure appropriate applications and tools (panels, panel applets, file Manager, etc). But sometimes the only way to change the key value is its direct editing, this is the most simple to implement and using dconf-editor.
Dconf-editor is the most commonly used graphic editing application dconf keys. In the application all the keys are presented in a tree view, you can look for clues by their title, bold text highlights the key importance which had been changed.
Using dconf-editor, you can get quick access to tons of hidden settings, system and appearance, allowing you to quickly make the system comfortable and convenient working environment.
With the help of search you can find the necessary settings and change them, but be careful with the changes. Not apply harm to your computer. Use the advice in paragraph 10 from article tips to avoid messing up your Linux Mint.
Installation latest version into Linux Mint:
sudo apt-get install dconf-tools
May the Force be with you,