format (verb)
To prepare a disk for use by organizing its storage space into a collection of data "compartments", each of which can be located by the operating system so that data can be sorted and retrieved. When a previously used disk is formatted, any preexisting information on it is lost.

форматировать

Formatting toolbar (proper noun)
A toolbar with buttons and options used to apply text formatting. To display the toolbar, point to Toolbars on the View menu, and then click Formatting.