about:config reference
======================

This page describes all entries of the about:config page.

.. warning ::
   The modification of about:config entries may break the browser. Don't do it if you don't know what you are doing.

.. note ::
   Some entry titles may be bold. It means that the value has changed from the default. To reset the value, right-click on the line and select :guilabel:`Restore Default Value`.

AddressField
------------

CompletionDisplayMode
~~~~~~~~~~~~~~~~~~~~~

:Type:  enumeration
:Value: columns

CompletionMode
~~~~~~~~~~~~~~

:Type:  enumeration
:Value: inlineAndPopup