How to change a auto air filter?

how do you change the air filter on a 2006 ford focusHow to change a auto air filter?On the air box, it has either screws or latches. loosen them and lift the top portion off. Then remove filter and place new one in. Then secure it closed.How to change a auto air filter?Ray, just like the first person said here. It has clips on it and you pop them up and drop in the new filter. The new filter lays in a box type case Ithink. I wish you well my friend.