Samsung Gear S3 classic (R775A) - Battery Life - AT&T
Just replaced my Gear S3 battery (24$ + 10$ for tools). Excited to get 3+ days back. Links in comments, will report back with new battery life in a few days. : r/GearS3
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Fix for Samsung Gear S3 battery drain issue begins rolling out - GSMArena.com news
How to Fix a Gear S3 Battery Drain
Samsung Gear S3 owners reporting poor battery life following latest update