Apple abruptly halted the rollout of its latest iOS update. Here's what to know.

Apple has ceased signing multiple iOS and iPadOS updates, preventing users from installing the updates, even if they are showing as available for their device.

Apple surprises users with unexpected update, quietly reviving older iPhones and iPads.

Potentially impacted devices included the iPhone 8, 8 Plus, and X, when updated to Apple's iOS 16.7.13 software, according to Telstra.

Apple’s latest iPhone update is designed to fix an issue which has affected emergency services since December.

Apple is regularly putting out iOS updates for its products, but the most recent rollout required an emergency fix for some iPhone users after release.