iPhone 12 Pro FAST BATTERY DRAIN

Hello Gxmage, 

Thank you for using Apple Support Communities!

We understand from your post that you are experiencing issues with our iPhone 12 Pro battery draining faster than expected. There are several factors that contribute to why the battery may be draining faster than expected. These articles have information about iPhone battery performance and how to maximize it which you may find helpful: 

iPhone Battery and Performance - Apple Support

Batteries - Maximizing Performance - Apple

Best Regards.

£1000 for iPhone 12, battery won’t last 10 hours even when no useage crap phone bring back the 11pro, tried all arts of things, needs sorting come on apple,

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True!! Am really frustrated with 12 pro battery and planning to sell the phone. Will never buy apple product. We expect minimal performance from the costliest phone in the world