Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Describe one popular feature of the latest iOS operating system.

### Response:
One popular feature of the latest iOS operating system is the Dark Mode, which allows users to customize the appearance of their device by switching their phone's background to a dark color scheme. This feature offers lower brightness levels, reducing eye strain and making the device more comfortable to use in low-light settings. Additionally, Dark Mode helps conserve battery life and improves readability in high-contrast situations.