Now that the display has been removed we can proceed to removing the home button flex cable assembly.

Use a plastic pry tool and first pry up the back button section. It is held in place with adhesive so you can use a little heat to loosen the adhesive if need be.

The back button is not adhered down and you can simply pop it out.

Last you need to pry up the section that the menu button resides in. It is held in place with adhesive as well.

Now the home button assembly if removed and you can proceed to install your new home button flex cable assembly. This can be done by using these directions in reverse order.