Microsoft® Manual of Style, Fourth Edition

Key names

In general, spell key names as they appear in the following list, whether the name appears in text or in a procedure. Capitalize as indicated.

Note

This list applies to Microsoft and PC-type keyboards unless otherwise noted. Differences with the Mac keyboard are noted.

Microsoft style

Alt

arrow keys (not direction keys, directional keys, or movement keys)

Backspace

Break

Caps Lock

Clear

Command (the Mac keyboard only. Use the bitmap to show this key whenever possible, because the key is not named on the keyboard.)

Control (the Mac keyboard only. Does not always map to the Ctrl key on the PC keyboard. Use correctly.)

Ctrl

Del (the Mac keyboard only. Use to refer to the forward delete key.)

Delete (Use to refer to the back delete key on the Mac keyboard.) ...