Is it true that if your iPhone battery health goes below 80% within a year of buying it, you get a battery replacement for free or a replacement phone? - Quora
iOS 14 battery drain fix requires you to reset your iPhone and Apple Watch | TechRadar
Apple 'Service' Alerts for DIY iPhone Battery Swaps Are a Blow Against Right to Repair | WIRED
Apple Confirms iOS 14 Battery, Data Problems For iPhone Users
Apple will recalibrate iPhone 11 batteries to fix performance and capacity issues - The Verge
How To Fix iOS 14.6 Battery Drain Issue On iPhone And iPad