F8. Function key used to enter the Windows startup menu, commonly used to access Windows Safe Mode. Used by some computers to access the Windows recovery system, but may require a Windows installation CD. Displays a thumbnail image for all workspaces in macOS.
What is F1 f2 f3 f4 f5 f6 f7 F8 F9 F10 f11 F12?
The function keys or F-keys on a computer keyboard, labeled F1 through F12, are keys that have a special function defined by the operating system, or by a currently running program. They may be combined with the Alt or Ctrl keys.
What is F9 function?
F9: Sends the e-mail in the active window. F10: Starts the spell checking program in the active document, if the document’s program has this feature. Shows or hides the Office task pane that was previously displayed. (This is not available on all keyboards.)
What do F8 and F9 do?
Content. The F9 function key retrieves the last command(s) entered on the command line, in the reverse order that they were entered. Now, you can use the F8 function key to retrieve commands in the opposite direction.