USB diagnostics is an app that helps you diagnose and run analysis on USB devices connected to your mobile either via OTG or via hub. USB diagnostics run analysis and reports on all devices, showing you the details and data you will be interested in. If you have any USB device connected to your mobile phone via USB OTG, this USB diagnostics will run tests and USB analysis on the device to ensure its functioning properly. USB OTG cables are used to connect your USB devices to your phone depend