How do I change battery display?
How do I change my battery display to show a numerical percentage of battery life on my iPhone 12 Pro?
iPhone 12 Pro, iOS 14
Just swipe down from the top-right corner of your display. On iPhone SE (2nd generation), iPhone 8 or earlier, iPad, and iPod touch (7th generation), you can see the battery percentage in the status bar. Go to Settings > Battery and turn on Battery Percentage.
Show the battery percentage on your iPhone, iPad, or iPod ...