Before we proceed, let's make sure you have the correct tools for the job.
iFixit's iPhone 5c Liberation Kit includes:
One 5-Point Pentalobe screwdriver
One #000 Phillips screwdriver
Two 3.8 mm "Liberation" Phillips screws
Are you ready to break the shackles of hardware oppression and liberate your iPhone? Let's rock!
Use the Pentalobe screwdriver to remove the two 3.8 mm Pentalobe screws near the dock connector.
Peel and remove the two 3.8 mm Phillips screws from the iPhone Liberation Card.
Be careful! Both the Phillips and Pentalobe screws are really small. How small? See for yourself, and be careful not to drop them!
Insert the two 3.8 mm Phillips screws into the screw holes using the provided #000 Phillips screwdriver.
Huzzah! Your iPhone is now liberated from those pesky "Pentalobular" screws.