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Samsung Galaxy S25 Ultra Speaker Repair

Speaker Repair guide for the Samsung Galaxy S25 Ultra

Moderate
~35 min
16 steps

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

# Samsung Galaxy S25 Ultra Speaker Repair Repair Guide Action-specific speaker repair walkthrough for the Samsung Galaxy S25 Ultra. About 35 minutes across 16 steps. This DIY guide walks through speaker repair on the Samsung Galaxy S25 Ultra (Galaxy S series phone). Before you open the device, confirm the exact model number on the Samsung settings screen or rear housing so your replacement part matches the Galaxy S25 Ultra specifically—not a similar Galaxy S sibling. Most DIY techs finish this Samsung Galaxy S25 Ultra speaker repair in about 35 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Samsung Galaxy S25 Ultra job: Phillips #00 screwdriver, Heat gun or iOpener, Suction handle, Plastic opening picks, Plastic spudger, Precision tweezers, SIM eject tool. Parts and supplies: Replacement Samsung Galaxy S25 Ultra loudspeaker, Pre-cut back cover adhesive sticker, Isopropyl alcohol (90%+). Power the Galaxy S25 Ultra off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Samsung Galaxy S25 Ultra, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle speaker repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Eject the SIM card tray

    1 min

    Insert 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. 2

    Remove the S Pen

    1 min

    Press the end of the S Pen inward until it clicks out, then slide the stylus completely out of its slot.

  3. 3

    Heat the rear glass perimeter

    3 min

    Apply 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. 4

    Attach suction handle

    1 min

    Place a suction handle near the bottom edge of the back cover and press down firmly to seal it.

  5. 5

    Insert an opening pick

    2 min

    Pull 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. 6

    Slice perimeter adhesive

    4 min

    Slide the pick around all four edges of the phone to cut through the glue, reheating the glass if you feel resistance.

  7. 7

    Lift off the back cover

    2 min

    Gently lift the rear glass off the phone chassis and set it aside on a clean work surface.

  8. 8

    Unscrew the upper midframe cover

    3 min

    Use a Phillips #00 screwdriver to remove the screws securing the upper motherboard shield and wireless charging coil.

  9. 9

    Disconnect the battery flex

    2 min

    Use the edge of a plastic spudger to pop the battery connector straight up from the motherboard socket.

  10. 10

    Unscrew the loudspeaker module

    2 min

    Remove the Phillips screws securing the bottom loudspeaker assembly to the main frame.

  11. 11

    Pry out the loudspeaker assembly

    2 min

    Insert a plastic spudger under the edge of the loudspeaker housing and carefully lift it out of the device body.

  12. 12

    Install the new loudspeaker module

    2 min

    Lower the replacement speaker into position over the lower sub-board and press down until it sits flush.

  13. 13

    Fasten the speaker screws

    2 min

    Reinstall and tighten the Phillips screws to secure the speaker module to the frame.

  14. 14

    Reconnect the battery press connector

    1 min

    Align the battery flex cable over its socket and press firmly down until it snaps into place.

  15. 15

    Reattach the wireless charging pad

    3 min

    Place the wireless charging coil assembly back onto the motherboard and fasten all securing screws.

  16. 16

    Reseal and install the back cover

    4 min

    Clean 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.

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