What is the Efficiency and Suspended mean under status menu?

This typically refers to how well an application or process is using system resources, like CPU and memory, to perform its tasks without consuming unnecessary power or resources. In some contexts, such as when referring to apps on Windows 11 that support the new performance improvements, "Efficiency" could mean that the app is designed to run in a way that minimizes its impact on system performance and battery life, especially on laptops and tablets. An app marked as "Efficient" is generally good at conserving resources and should provide a smoother experience overall.