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After upgrading to iOS 15, the battery doesn't hold well

Why does the battery keep worse and worse after each update, after updating to iOS 15, the phone lasts half a day, previously in the same operating modes it was enough for a day. Battery status 100% in settings

iPhone 12

Posted on Sep 27, 2021 3:22 AM

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Posted on Sep 27, 2021 4:35 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

Good luck.

1 reply
Question marked as Best reply

Sep 27, 2021 4:35 AM in response to User540

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

Good luck.

After upgrading to iOS 15, the battery doesn't hold well

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