Read the original article: Some iPhone 11 Users Seeing Increased Battery Health Percentages After iOS 14.5 Recalibration Process
In the sixth beta of iOS 14.5, Apple introduced a recalibration process for the battery health reporting system on the iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max to address inaccurate battery health estimates for some users.
Some iPhone 11 Users Seeing Increased Battery Health Percentages After iOS 14.5 Recalibration Process