What is umi?

UMI is an Android-based mobile operating system developed by the Chinese company UMI. It was released in 2016 and is designed to be a lightweight, customizable, and user-friendly operating system. UMI has a clean, simple interface that is easy to navigate, with a range of useful features and functions. The operating system is designed to work seamlessly with UMI's own range of smartphones, but it can also be installed on other Android devices. UMI is constantly updated with new features and fixes, and is available in multiple languages. Overall, UMI is a popular choice for users who value simplicity and ease of use in their mobile operating systems.