Solved: Gear S3 Frontier battery drain on Tizen 3.0.0.2 - Samsung Community
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
Gear S3 Battery Drain Fix!!! - YouTube
How To Increase Battery Life On Your Gear S3 - YouTube
Amazon.com: MAXBEAR Gear S3 Frontier Battery, 450mAh Replacement Battery EB-BR760ABE for Samsung Gear S3 Frontier(SM-R760) and Gear S3 Classic,SM-R770,BR760,R765,GH43-04699A Battery with Repair Tool Kit : Cell Phones & Accessories
Amazon.com: LCLEBM 520mAh Battery for Samsung Gear S3 Frontier (SM-R760),Galaxy Gear S3 Classic Replacement Battery for SM-R770,BR760,R765,EB-BR760ABE Gear S3 Battery with Professional DIY Repair Tools : Cell Phones & Accessories
Samsung is pushing another Gear S3 update to take care of the battery drain - GSMArena.com news