Windows – Dialog box keyboard shortcuts

Keyboard shortcuts are keys or combinations of keys that provide an alternative way to do something that you’d typically do with a mouse. More shortcut keys.

Press this keyTo do this
F4Display the items in the active list.
Ctrl + TabMove forward through tabs.
Ctrl + Shift + TabMove back through tabs.
Ctrl + number (number 1–9)Move to nth tab.
TabMove forward through options.
Shift + TabMove back through options.
Alt + underlined letterPerform the command (or select the option) that is used with that letter.
SpacebarSelect or clear the check box if the active option is a check box.
BackspaceOpen a folder one level up if a folder is selected in the Save As or Open dialog box.
Arrow keysSelect a button if the active option is a group of option buttons.