Disassembly and reassembly important information

Repairing a Galaxy phone requires the right tools, proper safety gear, and careful preparation. This guide outlines the essential equipment for safe disassembly, the adhesives and fasteners used in reassembly, and key precautions to follow, especially when handling internal components or broken glass. Reviewing this information beforehand helps ensure your repair is completed safely, accurately, and with confidence.
Galaxy S25 Ultra placed beside a SIM ejector tool and a screwdriver on a tabletop.
Galaxy S25 Ultra placed beside a SIM ejector tool and a screwdriver on a tabletop.

Disassembly and reassembly important information

Tools for Disassembly and Assembly

When repairing devices, you absolutely must wear protective equipment for your safety.

Safety Goggles

Prevents accidents during repair (protective equipment)

Clear protective goggles with an adjustable strap on a neutral background.

Safety Gloves (ESD safe, cut-resistant)

Prevents accidents during repair (protective equipment)

Anti-static gloves on a neutral background.

Safety Mask

Prevents accidents during repair (protective equipment)

Safety mask for safety during device disassembly.

Anti-static Wrist Strap

Prevents electrostatic damage (recommended)

Blue antistatic wrist strap with a coiled cord on a neutral background.

ESD Safe Mat

Prevents electrostatic damage (recommended)

ESD Safe Mat with attached grounding cable on a neutral background. 

Ejection Pin

Pin for ejecting the SIM card tray

Metal SIM ejection pin on a neutral background. 

Cross-head Screwdriver

Tool for screwing in cross-head screws

Black cross-head screwdriver with a long, thin metal shaft on a neutral background. 

Opening Pick

Tool for disassembling the back cover, screen, and other parts

Black opening pick on a neutral background. 

Opening Tool

Tool for disassembling the connector and other parts

Black opening tool on a neutral background. 

Caution
For separable handle suction cups, be careful not to injure yourself as the handle can be parted during use.

Suction Cup

Tool for disassembling the back cover, screen, and other parts

Pink suction cup tool and a clear suction cup with a metal ring on a neutral background. 

Notes
  • Because it is possible to damage parts or components when using sharp tweezers, use tweezers made with plastic or rubber material.
  • When removing a vibrator motor, it is required to use the round tip metal tweezers.

ESD Safe Tweezers and Round Tip Metal Tweezers

Tool for handling connectors, cables, and other parts

Two black tweezers, one plastic and one metal tipped, on a neutral background.

Heating Bag

Tool for disassembling the back cover, screen, and other parts

 

Acrylic Protective Cover for Broken Glass

Prevents injuries and scattering caused by broken glass

Two yellow acrylic protective covers labeled for screen and back glass on a neutral background. 

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Fasteners (Adhesives and Materials) for Assembly

The fastener composition may vary depending on the repair parts, country, region, or carrier.

Back Cover Adhesive Tape

Double sided adhesive tape for attaching the back cover to metal frame

Rectangular adhesive frame with green sections on a neutral background.

Front Camera Main Adhesive Tape

Double sided adhesive tape for attaching the front camera to screen module

Small light green front camera adhesive tape with two circular cutouts on a neutral background.

Front Camera Side Adhesive Tape (x2)

Double sided adhesive tape for attaching the left and right sides of the front camera to screen module

Pink rectangular front camera side adhesive tape with a darker tab on one corner on a neutral background.

Front Camera Top Adhesive Tape

Double sided adhesive tape for attaching the top of the front camera to screen module

Thin pink front camera top adhesive tape with a darker end section on a neutral background.

Ultra Wide Camera Adhesive Tape

Double sided adhesive tape for attaching the ultra wide camera to camera frame

Two-tone ultra wide camera adhesive tape with a textured dark gray section and a smooth light gray section on a neutral background.

Screw 3428 (x19)

  • Screws for the rear (15 ea)
  • Screw for the camera (1 ea)
  • Screws for the charging port (3 ea)

Silver screw with visible threading on a neutral background.

Screw 3489

Screw for the camera (Black)

Small black screw on a neutral background.

Note
The 5G mmWave antenna is only available for United States devices.

Screw 3487

Screw for the 5G mmWave antenna

Short silver screw with a rounded head on a neutral background.

Note
This tape is only available when the screen itself is repaired.

Screen Side Adhesive Tape

Double sided adhesive tape for attaching the sides of the screen to metal frame

Large light green screen side adhesive tape shaped to fit a smartphone interior on a neutral background.

Note
This tape is only available when the screen itself is repaired.

Screen Middle Adhesive Tape

Double sided adhesive tape for attaching the middle of the screen to metal frame

Light green screen middle adhesive tape on a neutral background.

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Disassembly and Reassembly for replacement reminders

Notes
  • The product’s composition may vary depending on the country, region, or carrier.
  • Repairable parts may vary depending on the country or region.

Before disassembling:

  • Unplug and turn off the device before disassembling.
  • Wear an anti-static wrist strap and connect it to the grounded ESD safe mat.

Before reassembling:

  • Remove the adhesive tape residues perfectly.
  • Prepare all existing screws of this device and adhesive tapes.
  • Wear an anti-static wrist strap and connect it to the grounded ESD safe mat.
  • Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device.

For all cases of broken glass:

  1. Wear safety goggles and cut-resistant gloves.
  2. Remove the release film of the acrylic protective cover.
  3. To prevent injuries and scattering caused by broken glass, attach an acrylic protective cover.
    Caution: If your device’s glass breaks, be careful not to injure your hands or other body parts on debris.
  4. Press the acrylic protective cover with strong force so that it is strongly attached to the glass.
    Gloved hand pressing the corner of a gold acrylic protective cover.
    Acrylic protective cover placed over a phone back panel.
    Note: Wait more than 5 minutes until the bond between the acrylic protective cover and the glass is strengthened.
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