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iOS 16.1 battery drain

After I update my iPhone 12 Pro Max to iOS 16.1.1 my battery drains ver quickly. My battery life still 100% but it consumes over night when not in use 20% of battery. I have checked every option and everything looks ok. Does any one had this issue and how it is solved?

Posted on Dec 5, 2022 3:57 AM

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Posted on Dec 5, 2022 4:45 AM

Hello,

With any new version of iOS there are always maintenance and re-indexing tasks to be performed. It should settle down in a few days. These are the standard steps for short battery life: 

1) Have you tried a restart?  If not, do it now.

2) Go to Settings > Battery > BATTERY USAGE BY APP to see the apps that are consuming your battery.

3) Check “Battery Health” in the link: 

iPhone Battery and Performance

4) If all else fails, consider a battery replacement:

iPhone Battery Service

Good luck.

2 replies
Question marked as Best reply

Dec 5, 2022 4:45 AM in response to Ariel_otano

Hello,

With any new version of iOS there are always maintenance and re-indexing tasks to be performed. It should settle down in a few days. These are the standard steps for short battery life: 

1) Have you tried a restart?  If not, do it now.

2) Go to Settings > Battery > BATTERY USAGE BY APP to see the apps that are consuming your battery.

3) Check “Battery Health” in the link: 

iPhone Battery and Performance

4) If all else fails, consider a battery replacement:

iPhone Battery Service

Good luck.

Dec 6, 2022 7:03 AM in response to MrBill3

Thanks for your response. I reset the settings and now works as it should be. My Battery life still 100%, but when I updated to iOS 16.1.1 it started with this issue, then I updated to iOS 16.1.2 expecting a solution for this but it didn’t work, so now I reset all configuration without deleting all my files and it works. I hope this is the final solution because the battery lasted a long time but with this issue it lasted roughly 7 to 8 hours.

iOS 16.1 battery drain

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