How do you clean Misc or system data?

To clean miscellaneous or system data, start by using built-in tools like Disk Cleanup on Windows or Storage Management on macOS to identify and remove temporary files, caches, and unused applications. You can also utilize third-party applications like CCleaner for more thorough cleaning. Be cautious to review what is being deleted to avoid removing important files. Regular maintenance, such as uninstalling unused programs and clearing browser caches, can also help keep system data clean.