Phone · Samsung · Galaxy S25 Ultra
Samsung Galaxy S25 Ultra Speaker Repair
Speaker Repair guide for the Samsung Galaxy S25 Ultra
Before you begin
Tools
- Phillips #00 screwdriver
- Heat gun or iOpener
- Suction handle
- Plastic opening picks
- Plastic spudger
- Precision tweezers
- SIM eject tool
Parts / materials
- Replacement Samsung Galaxy S25 Ultra loudspeaker
- Pre-cut back cover adhesive sticker
- Isopropyl alcohol (90%+)
Safety
- Wear safety glasses to protect your eyes from cracked glass fragments during cover removal.
- Disconnect the battery before handling any internal hardware to prevent electrical short circuits.
Overview
Step-by-step
- 1
Eject the SIM card tray
1 minInsert a SIM eject tool into the hole next to the SIM tray on the bottom frame. Push firmly to eject the tray and remove it from the phone.
- 2
Remove the S Pen
1 minPress the end of the S Pen inward until it clicks out, then slide the stylus completely out of its slot.
- 3
Heat the rear glass perimeter
3 minApply a heat gun or heated pad around the outer edges of the rear glass for 2 to 3 minutes to soften the factory adhesive.
- 4
Attach suction handle
1 minPlace a suction handle near the bottom edge of the back cover and press down firmly to seal it.
- 5
Insert an opening pick
2 minPull up on the suction handle to create a tiny gap between the glass and frame, then insert a thin plastic opening pick into the gap.
- 6
Slice perimeter adhesive
4 minSlide the pick around all four edges of the phone to cut through the glue, reheating the glass if you feel resistance.
- 7
Lift off the back cover
2 minGently lift the rear glass off the phone chassis and set it aside on a clean work surface.
- 8
Unscrew the upper midframe cover
3 minUse a Phillips #00 screwdriver to remove the screws securing the upper motherboard shield and wireless charging coil.
- 9
Disconnect the battery flex
2 minUse the edge of a plastic spudger to pop the battery connector straight up from the motherboard socket.
- 10
Unscrew the loudspeaker module
2 minRemove the Phillips screws securing the bottom loudspeaker assembly to the main frame.
- 11
Pry out the loudspeaker assembly
2 minInsert a plastic spudger under the edge of the loudspeaker housing and carefully lift it out of the device body.
- 12
Install the new loudspeaker module
2 minLower the replacement speaker into position over the lower sub-board and press down until it sits flush.
- 13
Fasten the speaker screws
2 minReinstall and tighten the Phillips screws to secure the speaker module to the frame.
- 14
Reconnect the battery press connector
1 minAlign the battery flex cable over its socket and press firmly down until it snaps into place.
- 15
Reattach the wireless charging pad
3 minPlace the wireless charging coil assembly back onto the motherboard and fasten all securing screws.
- 16
Reseal and install the back cover
4 minClean remaining glue residues with isopropyl alcohol, apply a fresh pre-cut adhesive gasket, and press the rear glass firmly back into place.
After your Samsung Galaxy S25 Ultra speaker repair
Power the Galaxy S25 Ultra back on and test the speaker 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 S25 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 S25 Ultra repair context in the encyclopedia, or open related DIY guides.

