Keyboard Shortcuts
Tab – to move to the next toolbar button.
Shift+Tab – to go backwards
Spacebar – to select a button and to change toggles
ctrl+right – play next element
ctrl+left – Play previous element
ctrl+alt+p – play the current element
ctrl+alt+f – show font menu
ctrl+alt+c – show theme menu
ctrl+r – Enable/Disable ruler
ctrl+d – Enable/Disable dictionary
ctrl+l – Show translation languages
ctrl+x – Enable/Disable text-only mode
ctrl+m – Show page margin settings
ctrl+shift+o – Show/Disable settings menu
ctrl+s – Save settings