Apple's iPhone is a smartphone that everyone uses. This iphone contains their important data, their important documents.
Apple's removal for security will prevent its mobile data from being hacked. Iphone users use it for calling, so they have their SIM card in it.
Apple released its latest iOS 15.2 some time ago and now the company is preparing for the launch of its next iOS 16. According to iPhone, the company now plans to roll out the iOS 16 update
iOS 16 Update: These Apple iPhone Models Not Supported Apart from the iPhone 6s Plus, the iPhone 6s and iPhone SE (First Generation) models are said to not support the iOS 16 update