System Information refers to the details and specifications of a computer or device's hardware and software. It provides insights into components like the processor, memory, storage, and operating system. This information is essential for troubleshooting, upgrading, or optimizing performance. Users can access System Information through built-in tools in operating systems like Windows or macOS. These tools display a summary of the system's capabilities, including device drivers, network settings, and system resources, helping users understand their device's configuration and health.