Alot of people will already know how to change wiper blades
but we've been there countless time where someone's gone to change them and
couldn't even work out how to remove the old blades.
First step is to lift the arm away from the windscreen and flip back like so...
If you look closely you can see a small clip, squeeze the clip into the arm...
As you squeeze the clip pull the whole wiper blade down to move it clear of the hook...