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Introduction

Use this guide to replace a cracked or broken screen on your Samsung Galaxy Watch3.

  1. Before starting repairs, take your watch off the charger and power it down.
    • Before starting repairs, take your watch off the charger and power it down.

    • Use a Tri-point Y00 driver to unfasten the four screws on the back of the watch.

    • Don’t worry about removing the screws, they will stay in place in the back cover.

  2. Insert an opening tool between the back cover and the metal housing. Twist the opening tool to create a wider gap.
    • Insert an opening tool between the back cover and the metal housing.

    • Twist the opening tool to create a wider gap.

    • Don't fully remove the back cover just yet. The sensor flex cable is still connected to the motherboard.

  3. Lay the watch face down. Carefully lift the back cover up from the edge with the buttons to access the sensor connector. Use the flat end of a spudger to pry up and disconnect the sensor flex cable from the motherboard.
    • Lay the watch face down.

    • Carefully lift the back cover up from the edge with the buttons to access the sensor connector.

    • Use the flat end of a spudger to pry up and disconnect the sensor flex cable from the motherboard.

  4. Remove the back cover. Make sure the rubber gasket (marked red) is undamaged. If damaged replace it with a new one during reassembly to maintain proper water resistance.
    • Remove the back cover.

    • Make sure the rubber gasket (marked red) is undamaged. If damaged replace it with a new one during reassembly to maintain proper water resistance.

  5. Use the flat end of a spudger to pry up and disconnect the display flex cable from the motherboard. Use the flat end of a spudger to pry up and disconnect the display flex cable from the motherboard.
    • Use the flat end of a spudger to pry up and disconnect the display flex cable from the motherboard.

  6. The core's plastic frame fits tightly within the watch's metal housing. Place the corner of the flat end of a spudger in the small opening of the barometric sensor, on the opposite side of the display connector.
    • The core's plastic frame fits tightly within the watch's metal housing.

    • Place the corner of the flat end of a spudger in the small opening of the barometric sensor, on the opposite side of the display connector.

    • Twist and tilt the spudger to lever the core assembly out of the metal housing.

  7. Carefully thread the display flex cable through the gap on the core's plastic frame. Remove the core assembly. Remove the core assembly.
    • Carefully thread the display flex cable through the gap on the core's plastic frame.

    • Remove the core assembly.

  8. If your display is cracked, keep glass shards contained by applying a strip of tape over the glass." Use your finger to steadily push the display down through the watch's metal housing to loosen the adhesive.
    • If your display is cracked, keep glass shards contained by applying a strip of tape over the glass."

    • Use your finger to steadily push the display down through the watch's metal housing to loosen the adhesive.

    • Lightly heating the display with a hair dryer or iOpener can help soften the adhesive.

    • Remove the display.

Conclusion

If possible, turn on your device and test your repair before reassembly.

To reassemble your device, follow these instructions in reverse order.

Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.

Take your e-waste to an R2 or e-Stewards certified recycler.

2 other people completed this guide.

Tobias Isakeit

Member since: 03/31/2014

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One Comment

Any idea how to remove the rotating bezel?

Azhar Suhaimi - Reply

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