My Samsung phones aren't affected by the recent battery issue : r/LinusTechTips
Samsung Gear S3 update brings battery life improvement - SamMobile
More power for the Galaxy S3 with Mugen Power 4,600 mAh extended battery
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