Phone hot and loses battery life quick
Phone gets hot and loses battery life quick. What could it be?
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Check your battery health (Settings > Battery > Battery Health) and see what it says. It will say if your battery needs replacing or not. If it does, visit this site for potential next steps: If you see 'Your iPhone battery may need to be serviced' - Apple Support
In the mean time, you should check out this article on maximising battery performance: Batteries - Maximizing Performance - Apple