Microsoft Lumia 640 LTE Screen Replacement

Use your thumb or fingernail on the edge/corner of the phone to pry the back cover off the phone.

Use the tweezers to pull back the sticker, revealing the screw underneath.

Use a T4 Torx driver to remove the screws in the four corners, along with the two in the middle left side (six total).

Using the T4 Torx driver, unscrew the two screws.

Use a plastic opening tool to separate the screen from the back plastic casing

Use tweezers to release the clip on the side of device, and remove the back of the phone.

Using the tweezers or a spudger, pull the gold tab up gently.

Using tweezers or a spudger, lift the white connector up gently to completely detach the screen from the phone.

Using a plastic opening tool to carefully get under the gold strip.

Use tweezers to pull up the camera.

Use tweezers to pull up on the depth sensor.

Use a plastic opening tool to pry up the ear speaker.