It's a good idea to inspect your charging cable and charger for damage. It's possible your iPhone 11 won't turn on because it's out of battery life and not charging. Take a close look at your charging cable and check for discoloration or fraying. Try charging your iPhone 11 with a different cable to see if it starts working.
8 Tips for Improving Battery Life Issues in iOS 14.6. Here are some helpful tips to help improve battery life on iPhone or iPad experiencing battery issues: Disable Background App Refresh via Settings > General > Background App Refresh > OFF. Review the Battery overview on your iPhone for leads on what the issue is by going to Settings > Battery. Turn Down Screen Brightness. If you constantly have your phone’s display at maximum brightness, it’ll drain the battery. We recommend enabling Auto-Brightness on your iPhone 15 or iPhone 15
Operating on the latest version of iOS, the iPhone 11's capable of taking 4K video through its double, rear-facing camera lenses. It's slightly more compact that some of its contemporaries, with a 5.9 inch display. If you're concerned about battery life, the iPhone 11 lasts about 26 hours per charge.
One user, Sam Kohl of AppleTrack, reported that his iPhone 14 Pro had dropped to a maximum battery capacity of 90% in July, and posted a follow-up video Friday saying the issue made it hard for
Jason Cipriani/ZDNET. iOS 16 has been out a few days and people are complaining about iPhone battery problems after installing the update. These problems fall into three categories: Rapid battery
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iphone 11 pro battery life issues