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Phone · Samsung · Galaxy Z Flip 4 5G

Samsung Galaxy Z Flip 4 5G Charging Port Repair

Charging Port Repair guide for the Samsung Galaxy Z Flip 4 5G

Moderate
~39 min
22 steps

Before you begin

Tools

  • Precision screwdriver set (Phillips #000)
  • Plastic prying tools
  • Suction cup tool
  • Heat gun or hair dryer
  • Tweezers
  • Spudger tool

Parts / materials

  • Replacement Galaxy Z Flip 4 charging port daughterboard
  • Pre-cut lower back glass adhesive strips
  • Isopropyl alcohol (99%)

Safety

  • Disconnect the battery press connector before removing any internal components to prevent short circuits.
  • Wear safety glasses while applying heat to glass panels to protect against accidental cracking.
  • Do not bend, puncture, or apply direct pressure to the internal battery cells.

Overview

# Samsung Galaxy Z Flip 4 5G Charging Port Repair Repair Guide Action-specific charging port repair walkthrough for the Samsung Galaxy Z Flip 4 5G. About 39 minutes across 22 steps. This DIY guide walks through charging port repair on the Samsung Galaxy Z Flip 4 5G (Galaxy Z 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 Z Flip 4 5G specifically—not a similar Galaxy Z sibling. Most DIY techs finish this Samsung Galaxy Z Flip 4 5G charging port repair in about 39 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Samsung Galaxy Z Flip 4 5G job: Precision screwdriver set (Phillips #000), Plastic prying tools, Suction cup tool, Heat gun or hair dryer, Tweezers, Spudger tool. Parts and supplies: Replacement Galaxy Z Flip 4 charging port daughterboard, Pre-cut lower back glass adhesive strips, Isopropyl alcohol (99%). Power the Galaxy Z Flip 4 5G 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 Z Flip 4 5G, 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

    Power off the device

    1 min

    Press and hold the Power and Volume Down buttons, then select Power Off on the screen. Ensure the device is fully shut down before proceeding.

  2. 2

    Heat the lower back panel

    2 min

    Apply a heat gun or hair dryer to the edges of the lower rear glass panel for two minutes to soften the adhesive.

  3. 3

    Attach the suction cup

    1 min

    Press a suction cup firmly onto the lower back glass panel near the bottom edge. Pull upward steadily to create a slight gap.

  4. 4

    Insert a plastic pick

    2 min

    Insert a thin plastic opening pick into the gap between the glass panel and the frame.

  5. 5

    Slice the adhesive seal

    3 min

    Slide the plastic pick carefully along all four sides of the lower back panel to sever the internal adhesive.

  6. 6

    Lift away the lower back glass

    1 min

    Gently lift the lower back panel straight up off the phone body and set it aside safely.

  7. 7

    Remove speaker housing screws

    2 min

    Use a Phillips #000 screwdriver to remove the screws holding down the lower speaker housing assembly.

  8. 8

    Pry out the speaker assembly

    2 min

    Insert the flat end of a spudger under the speaker module and carefully pry it out of the lower chassis.

  9. 9

    Disconnect the battery flex cable

    1 min

    Use a plastic spudger to pry the lower battery press connector straight up off the daughterboard.

  10. 10

    Disconnect the main interconnect cable

    1 min

    Unplug the main interconnect ribbon cable press connector from the charging port daughterboard.

  11. 11

    Disconnect the coaxial antenna cables

    2 min

    Use precision tweezers to gently unclip the black and white coaxial antenna connectors from the board.

  12. 12

    Remove daughterboard securing screws

    2 min

    Unscrew the Phillips #000 screws securing the charging port daughterboard to the lower frame assembly.

  13. 13

    Extract the original charging port board

    2 min

    Insert a spudger beneath the daughterboard and carefully pry it up from the chassis to remove it.

  14. 14

    Position the new charging port board

    2 min

    Set the new replacement daughterboard into the frame recess, ensuring all alignment posts slot in correctly.

  15. 15

    Fasten daughterboard screws

    2 min

    Reinstall and tighten the Phillips #000 screws to secure the new charging port board to the lower frame.

  16. 16

    Reconnect coaxial antenna cables

    2 min

    Carefully align and snap the coaxial antenna connectors back onto their corresponding headers on the board.

  17. 17

    Reconnect the interconnect flex cable

    1 min

    Align the main interconnect flex connector over its socket and press firmly until it snaps into place.

  18. 18

    Reconnect the battery cable

    1 min

    Press the battery cable press connector straight down onto the daughterboard to restore the power connection.

  19. 19

    Set the speaker module in place

    2 min

    Align the lower speaker housing over the daughterboard assembly and press it into position.

  20. 20

    Reinstall speaker housing screws

    2 min

    Secure the speaker housing by re-inserting and tightening the remaining Phillips #000 screws.

  21. 21

    Apply new frame adhesive

    3 min

    Clean remaining old glue with isopropyl alcohol, then lay down pre-cut adhesive strips along the lower frame edges.

  22. 22

    Press the lower back glass into place

    2 min

    Align the lower back glass over the frame and press firmly along all edges to secure the water-resistant seal.

After your Samsung Galaxy Z Flip 4 5G charging port repair

Power the Galaxy Z Flip 4 5G 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 Z Flip 4 5G job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.

Prefer a professional repair?

Book Samsung Galaxy Z Flip 4 5G charging port repair at LML Repair in Seattle — same-day options available.