My watch active2 got some water damage, it was dead. I managed to open and found some humidity, I let it dry out and still dead. Got some specific alcohol and wiped
Samsung Galaxy Watch Active2 - iFixit
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Amazon.com: for Samsung Galaxy Watch Active 2 Battery Replacement 44mm with Repair Tool Set + Installation Instruction : Cell Phones & Accessories
Opening the Samsung Galaxy Watch Active - iFixit Repair Guide
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