Remove the back cover. It comes off easily.

Remove battery, SIM card.

Don't forget the S Pen.

Remove the 16 screws all together on the middle housing. That is a lot of screws.

Cut the adhesive sticker between the screen and the middle housing. It will be easier if you apply low heat degree less than 85℃. Be careful to avoid breaking touch panel.

Carefully flip the housing over and loosen the hidden tabs around the battery slot.

Loosen the middle housing and then push the front assembly--this may take a little extra effort.

Separate front assembly from middle housing successfully.

The whole front assembly comes with motherboard, USB board, cameras, LCD screen and some other small components.

The back housing comes with power & volume button, headphone jack and loudspeaker. And except loudspeaker, other parts are easy to remove.

Get the flex free from the adhesive underneath and remove headphone jack naturally.

Unlike the Galaxy S5, the Note 4 power and volume buttons are easy to remove.

Cut the adhesive between LCD screen and mid plate carefully. Especially care about the position of the flex very much.

The adhesive is in the red scale, it's strong and we had damaged the foil film on the back of the screen when cut the adhesive. Heat with a low degree will make easier.

Release the connectors from motherboard. The right one is S Pen sensor film connector and the left one is LCD screen connector.

You also can see the soft keys on the bottom side. So be careful when cut the adhesive, don't hurt that part.

At last, remove LCD screen assembly carefully.

Release navigation button flex connector ,get it free from the adhesive on the mid-plate and remove it.

Remove 2 pcs of signal flexes. And maybe different versions Galaxy Note 4 comes with different numbers of signal flexes. Possibly one or two.

Twist off two screws securing motherboard and USB board at first.

Don't forget to release the earpiece speaker connector.

Pry up the motherboard.

Release USB charging board from motherboard.

Finally, remove Galaxy Note 4 motherboard.

By the way, remove rear camera from motherboard. Release the connector and can take the camera away easily.

Now, it's the turn of front camera assembly.

Release the connector at first, and then get free the two clasps, at last remove the front camera with sensors together.

Get recent apps button and back button free from the adhesive on the mid plate.

Pry up the USB charging board and remove it.

Pry up and remove earpiece speaker.

Vibrator comes with power button flex together.

Remove volume button flex.

Done.