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Samsung Galaxy S24 Ultra Water Damage Repair

Water Damage Repair guide for the Samsung Galaxy S24 Ultra

Expert
~63 min
16 steps

Before you begin

Tools

  • Heat gun
  • Suction cup
  • Opening picks
  • Phillips #000 screwdriver
  • Plastic spudger
  • Soft brush
  • Magnifying glass
  • Tweezers

Parts / materials

  • 99% Isopropyl alcohol
  • Replacement back glass adhesive
  • Compressed air
  • Lint-free microfiber cloth

Safety

  • Disconnect the battery immediately after removing the back panel to prevent short circuits.
  • Do not heat the back panel above 80°C (176°F) to avoid damaging internal components.
  • Wear safety glasses when using compressed air and isopropyl alcohol.

Overview

# Samsung Galaxy S24 Ultra Water Damage Repair Repair Guide Action-specific water damage repair walkthrough for the Samsung Galaxy S24 Ultra. About 63 minutes across 16 steps. This DIY guide walks through water damage repair on the Samsung Galaxy S24 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 S24 Ultra specifically—not a similar Galaxy S sibling. Most DIY techs finish this Samsung Galaxy S24 Ultra water damage repair in about 63 minutes when parts and tools are ready. Difficulty is rated expert for this model. Recommended tools for this Samsung Galaxy S24 Ultra job: Heat gun, Suction cup, Opening picks, Phillips #000 screwdriver, Plastic spudger, Soft brush, Magnifying glass, Tweezers. Parts and supplies: 99% Isopropyl alcohol, Replacement back glass adhesive, Compressed air, Lint-free microfiber cloth. Power the Galaxy S24 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 S24 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 water damage repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power Off Device

    1 min

    Press and hold the Side and Volume Down buttons, then tap Power Off to completely turn off the phone.

  2. 2

    Eject SIM Tray and S Pen

    1 min

    Insert a SIM eject tool into the pinhole at the bottom to remove the tray, then press and extract the S Pen.

  3. 3

    Heat the Back Glass

    3 min

    Apply heat around the perimeter of the rear glass with a heat gun set to low for two minutes to soften the adhesive.

  4. 4

    Slice Rear Adhesive

    5 min

    Attach a suction cup near the bottom edge, pull upward to create a small gap, and insert an opening pick into the seam.

  5. 5

    Remove Back Cover

    2 min

    Slide the pick around all four edges to cut the remaining adhesive, then carefully lift off the back glass.

  6. 6

    Unscrew Midframe Assembly

    4 min

    Remove the 13 Phillips #000 screws securing the wireless charging coil frame and upper speaker cover.

  7. 7

    Remove Wireless Charging Coil

    2 min

    Pry up the edges of the plastic midframe shield and lift out the wireless charging pad and NFC assembly.

  8. 8

    Disconnect the Battery

    1 min

    Use a plastic spudger to snap the battery press connector straight up from the motherboard to cut electrical power.

  9. 9

    Unscrew Loudspeaker Module

    3 min

    Remove the retaining screws holding the lower speaker module in place and lift it off the frame.

  10. 10

    Disconnect Interconnect Ribbons

    3 min

    Pry up the display connector, sub-board main ribbon cable, and antenna flex connectors using a spudger.

  11. 11

    Remove Main Board

    3 min

    Unscrew the single motherboard screw, then carefully lift the main logic board out of the phone chassis.

  12. 12

    Remove USB-C Daughterboard

    3 min

    Remove the lower sub-board mounting screws and carefully lift out the charging port assembly.

  13. 13

    Clean Circuit Boards

    10 min

    Submerge a soft brush in 99% isopropyl alcohol and gently scrub away any white or green corrosion from all circuit boards.

  14. 14

    Inspect Board Connectors

    4 min

    Examine the ZIF connectors and board components under a magnifying glass to check for missing pads or burnt traces.

  15. 15

    Blow Dry Internal Components

    3 min

    Use compressed air to blow lingering liquid out from underneath microchips, sockets, and the inner phone frame.

  16. 16

    Air Dry and Reassemble

    15 min

    Allow all components to dry completely for at least one hour before reassembling the phone and replacing rear adhesive.

After your Samsung Galaxy S24 Ultra water damage repair

Power the Galaxy S24 Ultra back on and test the water damage 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 S24 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 S24 Ultra repair context in the encyclopedia, or open related DIY guides.

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