Font - This option allows you to select the font used in as standard font throughout pgAdmin. This may be useful for countries with multibyte character sets where standard fonts may not display well, or if you want to use a font different from the one configured on your system.
to enable pgAdmin if you want to write Unicode UTF-8 files by default.
will prevent pgAdmin from prompting you to save SQL queries upon exit.
gives you a chance to confirm before objects are deleted (recommended).
objects that support them, selecting this option will include usernames as well as groups in the subject list. Switching off this option is useful on large systems with many users that are organised in groups.
this option will allow double clicking of objects in the treeview to open the Properties dialogue for that object. Some users prefer to disable this option to browse the treeview by double clicking instead.
hint windows from time to time, if it thinks you might need some support. If you feel annoyed by this and want to suppress this behaviour, you can check this box.
it to be shown in the future. If you want the hint to reappear, check this box.