Why isn’t my Smart TV recognizing my USB device?

1. Check if the USB device is properly connected to the USB port of Smart TV
2. Ensure that the correct USB format is selected in the TV settings menu
3. Check the file system type of the USB device and make sure it is compatible with the Smart TV file system format
4. Ensure that the TV and the USB device are powered on
5. Try a different USB device to eliminate any hardware-related issues