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Samsung Galaxy S25 Ultra Charging Port Repair

Charging Port Repair guide for the Samsung Galaxy S25 Ultra

Moderate
~49 min
24 steps

Before you begin

Tools

  • Heat gun or iOpener
  • Suction handle
  • Opening picks
  • Phillips #00 screwdriver
  • Precision tweezers
  • Plastic spudger
  • SIM eject tool

Parts / materials

  • Replacement Galaxy S25 Ultra USB-C daughterboard
  • Pre-cut rear glass adhesive gasket
  • Isopropyl alcohol (99%)

Safety

  • Wear safety glasses while working near glass to protect against glass splinters.
  • Disconnect the battery flex connector immediately after opening to prevent electrical short circuits.
  • Avoid using sharp metallic tools near flex cables and internal battery cells.

Overview

# Samsung Galaxy S25 Ultra Charging Port Repair Repair Guide Action-specific charging port repair walkthrough for the Samsung Galaxy S25 Ultra. About 49 minutes across 24 steps. This DIY guide walks through charging port 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 charging port repair in about 49 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Samsung Galaxy S25 Ultra job: Heat gun or iOpener, Suction handle, Opening picks, Phillips #00 screwdriver, Precision tweezers, Plastic spudger, SIM eject tool. Parts and supplies: Replacement Galaxy S25 Ultra USB-C daughterboard, Pre-cut rear glass adhesive gasket, Isopropyl alcohol (99%). 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 charging port 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 pinhole on the bottom frame. Push firmly to pop out and remove the SIM tray.

  2. 2

    Remove the S Pen

    1 min

    Press in on the S Pen top button until it clicks out. Pull the stylus completely out of its slot and set it aside.

  3. 3

    Heat the back cover

    3 min

    Apply a heated iOpener or heat gun around all edges of the rear glass for two minutes to soften the adhesive.

  4. 4

    Attach a suction handle

    1 min

    Place a suction cup on the lower third of the back glass above the USB port. Press down firmly to secure suction.

  5. 5

    Insert an opening pick

    2 min

    Pull up on the suction handle to create a tiny gap at the bottom edge. Slide the tip of an opening pick into the gap.

  6. 6

    Slice the bottom adhesive

    2 min

    Slide the opening pick along the bottom edge of the device to cut through the perimeter adhesive.

  7. 7

    Slice the side adhesive

    3 min

    Guide the pick around the bottom corners and up both sides of the phone. Keep the pick insertion depth shallow to protect internal cables.

  8. 8

    Slice the top adhesive

    2 min

    Slide the pick across the top edge to slice the remaining glue. Carefully separate the back glass from the chassis.

  9. 9

    Remove the rear glass

    2 min

    Lift the rear glass off the frame completely. Set it on a clean surface and remove old adhesive remnants with isopropyl alcohol.

  10. 10

    Unscrew the loudspeaker cover

    2 min

    Use a Phillips #00 screwdriver to remove the screws holding down the lower loudspeaker housing.

  11. 11

    Remove the loudspeaker assembly

    2 min

    Insert the tip of a spudger under the edge of the loudspeaker assembly. Lift and remove it from the lower case.

  12. 12

    Unscrew the midframe shield

    3 min

    Remove the Phillips #00 screws securing the wireless charging coil and upper midframe shield.

  13. 13

    Disconnect the battery press connector

    1 min

    Pry the battery connector straight up from the motherboard using a plastic spudger. This cuts power to prevent short circuits.

  14. 14

    Remove the wireless charging pad

    2 min

    Gently peel up and remove the wireless charging coil pad along with the attached upper shield plate.

  15. 15

    Disconnect the main flex cable

    1 min

    Use the pointed end of a spudger to detach the main interconnect ribbon cable from the USB-C daughterboard.

  16. 16

    Disconnect the display cable

    1 min

    Pry up the display flex cable press-connector located on the left side of the daughterboard.

  17. 17

    Disconnect the antenna coaxial cables

    2 min

    Use precision tweezers to lift the coaxial antenna connectors straight up from the daughterboard.

  18. 18

    Unscrew the USB-C daughterboard

    2 min

    Remove the Phillips #00 screws securing the charging port board to the frame.

  19. 19

    Remove the old USB-C board

    2 min

    Insert a spudger beneath the board and gently lift the damaged USB-C daughterboard out of the frame.

  20. 20

    Seat the replacement daughterboard

    2 min

    Position the new USB-C daughterboard in the lower chassis and press it gently into place.

  21. 21

    Fasten the daughterboard screws

    2 min

    Reinstall and tighten the Phillips #00 screws to hold the replacement daughterboard securely.

  22. 22

    Reconnect flex and antenna cables

    3 min

    Press down the display flex cable, main interconnect cable, and coaxial antenna leads onto their matching board sockets.

  23. 23

    Reinstall loudspeaker and midframe

    3 min

    Place the loudspeaker and midframe shields back over the components, then press the battery flex back onto its motherboard socket.

  24. 24

    Secure screws and reseal back glass

    4 min

    Reinstall all housing screws, apply new pre-cut back panel adhesive strips, and press the back glass firmly shut.

After your Samsung Galaxy S25 Ultra charging port repair

Power the Galaxy S25 Ultra back on and test the charging port 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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