Settings:Application layout:Windows state

The Miscellaneous » Status bar branch of Settings has the following options.

Minimize on last file close

If selected, the editor will automatically minimize when all open files are closed.

Minimize on system tray (not taskbar)

If selected, the editor will minimize to the system tray and NOT to the taskbar.

Always open editor maximized

If selected, on application launch the editor will open maximized. If not selected (default), the previous window size is remembered on launch.