iOS 14 - battery
After upgrading the iPhone 7 Plus to iOS 14, the battery lost its performance a lot, within a few hours the charge level dropped by 70%. WTF? Normal use causes the battery level to drop very quickly.
iPhone 7 Plus, iOS 14
User profile for user:
i_rina
User level:
Community Specialist
Hello, iwojtas84.
Thank you for using Apple Support Communities. You've come to the right place to get more information about battery life on your iPhone 7 Plus.
To see if your battery needs to be replaced, check your battery health by going to Settings > Battery > Battery Health.
You can learn more about battery health, including how to see which apps are consuming the most battery life here:
iPhone Battery and Performance - Apple Support
For tips on battery life saving settings, check out this resource:
Batteries - Maximizing Performance - Apple
If your battery health indicates that you need battery replacement, reach out to Apple Support here: Contact - Official Apple Support
Let us know if this helps! Take care.