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Motorola Moto G100 Screen Replacement

Screen Replacement guide for the Motorola Moto G100

Difficult
~55 min
27 steps

Before you begin

Tools

  • Heat gun or hair dryer
  • Suction cup tool
  • Plastic prying tools
  • Opening picks
  • Precision screwdriver set (Phillips #00)
  • Spudger tool
  • Tweezers
  • SIM eject tool

Parts / materials

  • Motorola Moto G100 replacement screen
  • Pre-cut display adhesive
  • Back cover adhesive strips
  • Isopropyl alcohol (99%)

Safety

  • Wear safety glasses to protect against flying glass fragments during screen removal.
  • Discharge the battery below 25% prior to repair to lower the risk of thermal runaway.
  • Use non-conductive plastic tools near the battery and motherboard to prevent electrical shorts.

Overview

# Motorola Moto G100 Screen Replacement Repair Guide Action-specific screen replacement walkthrough for the Motorola Moto G100. About 55 minutes across 27 steps. This DIY guide walks through screen replacement on the Motorola Moto G100 (Moto G series phone). Before you open the device, confirm the exact model number on the Motorola settings screen or rear housing so your replacement part matches the Moto G100 specifically—not a similar Moto G sibling. Most DIY techs finish this Motorola Moto G100 screen replacement in about 55 minutes when parts and tools are ready. Difficulty is rated advanced for this model. Recommended tools for this Motorola Moto G100 job: Heat gun or hair dryer, Suction cup tool, Plastic prying tools, Opening picks, Precision screwdriver set (Phillips #00), Spudger tool, Tweezers, SIM eject tool. Parts and supplies: Motorola Moto G100 replacement screen, Pre-cut display adhesive, Back cover adhesive strips, Isopropyl alcohol (99%). Power the Moto G100 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 Motorola Moto G100, 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 screen replacement for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Eject the SIM tray

    1 min

    Insert a SIM eject tool into the pinhole on the left side of the phone. Push firmly to eject the tray and remove it completely.

  2. 2

    Heat the back panel

    2 min

    Apply a heat gun or hairdryer along the edges of the back cover for two minutes to soften the adhesive.

  3. 3

    Attach suction cup

    1 min

    Place a suction cup on the lower third of the back cover and pull upward gently to create a small gap.

  4. 4

    Insert opening pick

    1 min

    Slide an opening pick into the gap between the plastic back cover and the midframe chassis.

  5. 5

    Slice back cover adhesive

    3 min

    Slide the pick around all four edges of the phone to cut through the perimeter tape.

  6. 6

    Open back cover carefully

    1 min

    Pivot the back cover open toward the right edge like a book. Do not pull it away completely yet.

  7. 7

    Unscrew fingerprint cable bracket

    1 min

    Remove the single Phillips #00 screw securing the metal bracket over the fingerprint sensor connector.

  8. 8

    Disconnect fingerprint sensor

    1 min

    Pry the fingerprint sensor flex cable straight up from the motherboard using a plastic spudger.

  9. 9

    Remove rear cover

    1 min

    Lift the rear cover free from the chassis and place it in a safe location.

  10. 10

    Unscrew midframe fasteners

    4 min

    Remove all 16 Phillips #00 screws securing the upper motherboard cover and bottom speaker module.

  11. 11

    Pry off upper motherboard cover

    2 min

    Insert a spudger under the edge of the upper plastic cover and lift it off the motherboard.

  12. 12

    Remove lower loudspeaker assembly

    2 min

    Pry up the lower speaker housing from the bottom frame edge and set it aside.

  13. 13

    Disconnect battery cable

    1 min

    Use a spudger to pry the battery flex connector straight up from its motherboard socket.

  14. 14

    Disconnect display flex cable

    1 min

    Unplug the display flex connector located on the lower left region of the motherboard.

  15. 15

    Heat screen assembly

    3 min

    Warm the front glass edges with a heat gun for 3 minutes to loosen the screen adhesive.

  16. 16

    Attach suction cup to glass

    1 min

    Press a suction cup onto the upper section of the front display.

  17. 17

    Insert pick under display glass

    2 min

    Pull up on the suction cup and insert a thin opening pick into the seam between the glass and screen bezel.

  18. 18

    Separate screen adhesive

    4 min

    Slide the pick around the entire perimeter of the screen to cut the adhesive securing the display.

  19. 19

    Remove damaged screen

    2 min

    Feed the screen flex cable out through the slot in the midframe and lift the display off the phone.

  20. 20

    Clean frame border

    4 min

    Scrape off residual glue from the inner frame and wipe the surfaces clean using 99% isopropyl alcohol.

  21. 21

    Apply new screen adhesive

    3 min

    Apply pre-cut screen adhesive tape onto the perimeter ledges of the cleaned inner frame.

  22. 22

    Thread replacement screen cable

    2 min

    Pass the main flex cable of the new display panel through the frame slot.

  23. 23

    Press new screen into frame

    2 min

    Align the screen with the frame borders and press down gently around all edges to bond the adhesive.

  24. 24

    Connect display cable

    1 min

    Press the display flex cable firmly onto its socket on the mainboard until it snaps into place.

  25. 25

    Reconnect battery flex cable

    1 min

    Snap the battery press connector back onto its socket on the motherboard.

  26. 26

    Reinstall frame covers and screws

    4 min

    Position the top motherboard shield and lower speaker module, then reinsert and tighten all 16 Phillips screws.

  27. 27

    Reconnect fingerprint sensor and seal back cover

    4 min

    Attach the fingerprint cable, secure its metal bracket, apply back cover adhesive, and press the rear panel closed.

After your Motorola Moto G100 screen replacement

Power the Moto G100 back on and test the screen replacement 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 Motorola Moto G100 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.

Keep learning

Explore more Motorola Moto G100 repair context in the encyclopedia, or open related DIY guides.

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