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The Apple Support Community will permanently close on November 20, 2026. Starting today, the site will no longer accept new posts and is available in a read-only state.
You can continue to find trusted guidance and support on the official Apple Support site.
We want to thank the community members who have contributed their time and expertise to help others with their Apple products.
Why has my iPhones battery life has decreased since I updated it to ios16.1
iPhone 13, iOS 16
Many other users including myself have faced this issue. However, we can hope apple will fix it in the next update.
in the meanwhile read this to maximise performance: Batteries - Maximizing Performance - Apple
ponyo Said:
"Battery backup: Why has my iPhones battery life has decreased since I updated it to ios16.1"
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Fro future reference...
Refer to the Following:
I. Update Once More:
iOS16.1 is the latest update. So, upgrade to that.
Go Here: Update your iPhone Using a Computer - User Tip
II. Report this to Apple:
Do your part: Let Apple know what is going on here. Provide them with feedback on this. They may not get back to you directly, but the more feedback they received on this, the more they will know what is going on, and what needs to be fixed in updates to come.
II. Troubleshooting iPhone Battery Draining:
Refer to the Following...
A. Battery Drain Info:
The iPhone battery will drain, unless it is plugged in and charging. With lots installed, the charge would be slower. As for how fast it would drain the battery, that would depend on the battery health and the volume (sound) you use.
B.. Troubleshooting the Battery:
ponyo Said:
"Battery backup: Why has my iPhones battery life has decreased since I updated it to ios16.1"
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Why Battery Health Decreases:
Unfortunately, there is no way to know why nor when a Battery Health has decreased.
This issue is regarding iPhone 13. Battery backup ios16.02 was ok but it has fallen down since I updated to ios 16.1
I hope so.
Battery backup
