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How to Open the Samsung Galaxy Watch4 Classic

What you need

  1. How to Open the Samsung Galaxy Watch4 Classic, Power down your watch: step 1, image 1 of 1
    • Before starting repairs, take your watch off the charger and power it down.

    • Remove the watch band.

  2. How to Open the Samsung Galaxy Watch4 Classic, Unscrew the back cover: step 2, image 1 of 1
    • Use a Tri-point Y00 screwdriver to remove the four 4.0 mm-long screws securing the back cover.

  3. How to Open the Samsung Galaxy Watch4 Classic, Pry open the back cover: step 3, image 1 of 2 How to Open the Samsung Galaxy Watch4 Classic, Pry open the back cover: step 3, image 2 of 2
    • Insert an opening tool into the seam between the back cover and the metal housing.

    • Twist the opening tool to create a gap.

    • Don't try to remove the back cover all the way yet. The sensor flex cable is still connected to the motherboard.

  4. How to Open the Samsung Galaxy Watch4 Classic, Disconnect the sensor flex cable: step 4, image 1 of 2 How to Open the Samsung Galaxy Watch4 Classic, Disconnect the sensor flex cable: step 4, image 2 of 2
    • Lay the watch face down.

    • Carefully swing open the back cover by folding it to the opposite site of the created gap.

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

  5. How to Open the Samsung Galaxy Watch4 Classic, Remove the back cover: step 5, image 1 of 1
    • Remove the back cover.

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

Conclusion

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.

Adriana Zwink

Member since: 12/18/19

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One Comment

back cover rubber gasket, where can you find this? or is T-8000 glue ok?

James J Farrell IV - Reply

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