Tools required: Torx 6 screwdriver, plastic tool such as a guitar plectrum or credit card.
Remove your back cover, battery and sim card.
Your phone should now look like below. Two metal clips hold the LCD and frame to the circuit board. Pull these clips back to release the screen and frame.
Turn the phone over and it should now look like below. The circled connector needs to be disconnected. It attaches like a plug and socket. Just lever it up
Your phone should now look like below. Now simply push the LCD screen out from the other side.
You should now have the LCD screen removed. Reverse the whole procedure for reassembly.