Peak Performance Capability This iPhone has experienced an unexpected shutdown because the battery was unable to deliver the necessary peak power. Performance management has been applied to help prevent this from happening again. Disable...

Peak Performance Capability

This iPhone has experienced an unexpected shutdown

because the battery was unable to deliver the necessary

peak power. Performance management has been applied

to help prevent this from happening again. Disable...


iPhone XS, iOS 15

Posted on May 7, 2023 8:33 PM

Reply
Question marked as Top-ranking reply

Posted on Nov 17, 2023 6:52 PM

iqmalhellyll wrote:

My peak performance didnt turn on back after my phone automaticly turn

Probably because there is a problem with your battery. Check the link provided above, and also see what your Maximum Capacity is on your battery in Settings. If 80% or below, it needs replacement.

4 replies

This thread has been closed by the system or the community team. You may vote for any posts you find helpful, or search the Community for additional answers.

Peak Performance Capability This iPhone has experienced an unexpected shutdown because the battery was unable to deliver the necessary peak power. Performance management has been applied to help prevent this from happening again. Disable...

Welcome to Apple Support Community
A forum where Apple customers help each other with their products. Get started with your Apple Account.