Although the protective film covers the entire keyboard on my 17.3 inch laptop from, but that is already close. One has then indentations, the film is not very good at, so that waves are formed. From the stop you would be good too. For these reasons, it is recommended that this be fixed additionally with adhesive.
Price and purpose, but completely covered, so I hopefully keeps the Third keyboard longer this time by water damage. Tap This is unusual, but not interfere and the volume we actually somewhat reduced because the keystrokes are always somewhat dampened by the film.