Phone · Samsung · Galaxy S23 Ultra
Power Button Repair Guide for Galaxy S23 Ultra
Power Button Repair guide for the Samsung Galaxy S23 Ultra
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Precision screwdriver set (Phillips #00)
- Spudger tool
- Tweezers
- SIM eject tool
Parts / materials
- Pre-cut back cover replacement adhesive
- Isopropyl alcohol (99%)
- Lint-free microfiber cloth
Safety
- Wear safety glasses when heating and prying glass panels.
- Disconnect the battery press-connector immediately after removing the midframe to prevent electrical shorts.
- Keep heat gun temperatures under 80°C (176°F) to protect the display and battery.
Overview
Step-by-step
- 1
Eject SIM Tray
1 minInsert a SIM eject tool into the hole at the bottom frame to pop out the SIM tray. Remove the tray completely from the device.
- 2
Heat Rear Glass
3 minApply a heat gun set to 80°C (176°F) around all edges of the rear glass for 2 to 3 minutes. This softens the factory adhesive securing the back cover.
- 3
Attach Suction Cup
2 minPlace a suction cup onto the lower portion of the rear glass near the USB-C port. Pull up gently on the suction cup handle to create a small gap.
- 4
Insert Opening Pick
2 minInsert the thin edge of an opening pick into the gap created beneath the rear glass. Do not push the pick in deeper than 5 mm to avoid internal damage.
- 5
Slice Rear Adhesive
4 minSlide the opening pick around the entire perimeter of the back glass to slice through the adhesive. Reapply heat if the pick meets heavy resistance.
- 6
Remove Rear Glass
1 minGently lift the back glass off the phone body once all adhesive is sliced. Set the glass aside on a clean surface.
- 7
Unscrew Midframe
4 minUse a Phillips #00 screwdriver to remove the 15 screws securing the midframe and wireless charging coil. Store the screws together safely.
- 8
Remove Wireless Coil Assembly
2 minCarefully pry up the edges of the plastic midframe and wireless charging coil. Lift the assembly out of the phone chassis.
- 9
Disconnect Battery Cable
1 minUse the flat end of a plastic spudger to pry the battery press connector straight up from the motherboard. This cuts power to prevent short circuits.
- 10
Disconnect Power Button Cable
1 minLocate the power button flex connector on the right edge of the motherboard. Use your spudger to gently pop the connector straight up from its socket.
- 11
Unscrew Motherboard Bracket
3 minRemove the single Phillips #00 screw securing the upper motherboard assembly to the frame. Gently lift the right side of the board slightly to clear the button area.
- 12
Pry Power Button Flex
3 minInsert fine tweezers under the damaged power button flex cable attached to the inside frame. Carefully peel the flex cable and button contact away from the frame.
- 13
Install New Power Button Flex
3 minAlign the new power button flex cable precisely into the frame recess. Press firmly with a spudger to secure its adhesive back against the metal inner wall.
- 14
Reseat Motherboard Bracket
2 minLower the motherboard back into its original flat position in the chassis. Secure it using the single Phillips #00 screw removed earlier.
- 15
Reconnect Connectors
2 minPress the power button flex connector and the main battery connector straight down into their sockets until they snap into place.
- 16
Reinstall Midframe Assembly
4 minPlace the wireless charging coil and midframe back onto the chassis. Fasten all 15 Phillips #00 screws to secure it.
- 17
Reseal Rear Glass
3 minApply new pre-cut adhesive to the rear frame rim, then align and press the back cover firmly onto the phone to restore the seal.
After your Samsung Galaxy S23 Ultra power button repair
Power the Galaxy S23 Ultra back on and test the power button repair 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 S23 Ultra job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Samsung Galaxy S23 Ultra repair context in the encyclopedia, or open related DIY guides.

