I am only getting 3.5 hours screen on time before my phone is dead and 15 hour idol time. This is worse than my S8 which I upgraded from to get better battery. Android system is taking 17% and android OS is taking 12%. I did use the auto sync thing to upgrade from my S8 so this might be the cause but i wouldnt think so Any ideas ? Followed steps that are online about this and it hasnt helped.
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