Question marked as Top-ranking reply User profile for user: MrBill3 MrBill3 User level: Level 10 103,858 points Jun 8, 2021 5:51 AM in response to hermon100 Hello,Start here:Keeping iPhone, iPad, and iPod touch within acceptable operating temperaturesAlso see:About the battery and performance of iPhone 11 and later - Apple SupportGood luck. Show more Less Reply Link