Phone · Samsung · Galaxy Fold 4G
Samsung Galaxy Fold 4G Screen Replacement
Screen Replacement guide for the Samsung Galaxy Fold 4G
Before you begin
Tools
- Phillips #00 screwdriver
- Plastic opening picks
- Suction cup
- Heat gun or hairdryer
- Plastic spudger
- Precision tweezers
- SIM eject tool
Parts / materials
- Replacement screen assembly for Samsung Galaxy Fold 4G
- Pre-cut back cover adhesive strips
- Isopropyl alcohol (99%)
Safety
- Wear eye protection when applying heat or working with cracked glass.
- Always disconnect the battery connectors before removing or handling internal electronic components.
- Avoid using sharp metal tools directly against soft flexible display panels and lithium batteries.
Overview
Step-by-step
- 1
Power off and remove SIM tray
2 minTurn off the Galaxy Fold completely. Insert a SIM eject tool into the tray hole on the side to pop out the SIM card tray.
- 2
Heat the back glass panel
3 minApply heat around the perimeter of the rear glass cover for 2 to 3 minutes using a heat gun to soften the adhesive.
- 3
Attach the suction cup
1 minPress a suction cup firmly onto the lower half of the rear glass panel near the edge.
- 4
Insert an opening pick
2 minPull up on the suction cup to create a small gap and slide a thin plastic opening pick under the glass edge.
- 5
Slice the rear panel adhesive
4 minSlide the plastic pick carefully around all four sides of the rear glass panel to cut through the adhesive tape.
- 6
Remove the rear glass cover
1 minGently lift the back glass cover away from the phone body and set it on a clean surface.
- 7
Unscrew the wireless charging bracket
3 minUse a Phillips #00 screwdriver to remove the screws securing the upper midframe and wireless charging coil assembly.
- 8
Remove the upper midframe
2 minPry up and remove the wireless charging coil bracket from the upper internal housing.
- 9
Disconnect the battery flex cables
2 minUse a plastic spudger to detach both battery connectors from the main logic board to cut power.
- 10
Heat the front outer display
3 minApply heat evenly along the edges of the front outer display panel for 2 minutes.
- 11
Slice the outer display adhesive
4 minInsert a opening pick under the seam of the outer display glass and carefully slice through the perimeter adhesive.
- 12
Disconnect the outer screen flex
2 minPry up the outer screen display connector from the top section of the motherboard.
- 13
Lift away the outer screen
1 minRemove the front outer display module entirely from the phone assembly.
- 14
Disconnect the main inner display cables
3 minUse your spudger to disconnect the primary and secondary flexible display connectors linking the inner fold screen to the board.
- 15
Unscrew the main logic board
3 minRemove the remaining Phillips #00 screws holding the main logic board in place.
- 16
Lift out the main logic board
3 minGently lift the primary logic board out of the damaged frame chassis using precision tweezers.
- 17
Transfer components to new screen assembly
5 minAlign and place the logic board and associated flex hardware into the new replacement screen frame.
- 18
Connect the inner display flex cables
2 minSnap the main and sub display ribbon cables onto their corresponding logic board press connectors.
- 19
Reconnect the battery cables
1 minPress the battery ribbon connectors straight down into their motherboard sockets until they click.
- 20
Reinstall the wireless charging midframe
3 minPlace the wireless coil midframe back onto the top housing and secure it with the Phillips #00 screws.
- 21
Apply new back panel adhesive
3 minClean remaining adhesive off the rear panel, then lay down new pre-cut adhesive strips along the frame border.
- 22
Press the rear cover into place
2 minAlign the rear glass cover onto the chassis and apply firm pressure along the perimeter to seal the device.
After your Samsung Galaxy Fold 4G screen replacement
Power the Galaxy Fold 4G back on and test the screen replacement function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Samsung Galaxy Fold 4G job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Prefer a professional repair?
Book Samsung Galaxy Fold 4G screen replacement at LML Repair in Seattle — same-day options available.
