https://us.community.samsung.com/t5/Galaxy-S21/S21-Battery-Life-Draining-Quickly/m-p/1683241#M3522 <P>Have done both of those things and set dark mode.&nbsp; Batter just will not hold charge.&nbsp; There is either a software problem or a battery hardware problem.&nbsp; Figure it out and fix it.&nbsp;</P> Wed, 03 Feb 2021 15:53:48 GMT userABeRERl1pz 2021-02-03T15:53:48Z