Replacing the glass/front cover of the phone.
Press the grip on the back of the phone and slide the rear housing down towards the bottom of the phone.
Use your fingernail and gently pull the the bottom of the battery up.
Lift out battery and remove.
Use your fingernail to lift the metal cage up.
Remove SIM card.
Close the metal cage.
Pull the top casing up after inserting thumbs under the two tabs labeled with the arrows. then slowly rotate up and over the screen.
After removing the top cover, turn the phone over so the screen is facing upwards.
Lift the front off the phone by pulling above the arrows.