My iPhone 11 ProMax is not holding a charge all day, and even worse, it is not working well using cellular (away from wifi). When I don't have available wifi, Safari doesn't work, and most apps don't work, sometimes messages won't go through either.
iPhone 11 Pro Max
Batteries degrade over time with usage due to chemical aging, that's just how they work.
You can expect about a 1% drop per month with average use on an iPhone.
Apple recommends replacing it when it reaches 80%. To check your battery health, go to Settings > Battery > Battery Health.
iPhone Battery Replacement.
iPhone Battery Repair & Replacement - Apple Support
About Lithium Ion Batteries
iPhone Battery and Performance - Apple Support (IN)
Here are some tips on maximizing battery life.
Batteries - Maximizing Performance - Apple Batteries - Maximizing Performance - Apple
Make an appointment at the Genius Bar to have it diagnosed.
Genius Bar Reservation and Apple Support Options - Apple
it is at 92%
is my phone dying
