You must carry out the following steps to enable USB on a Raspberry Pi:- Step 1:- Make certain your Raspberry Pi is turned on and is plugged into a power supply. Step 2:- Your USB device must be connected to a Raspberry Pi USB port. Step 3:- Launch the Raspberry Pi's terminal application and type the following command: lsusb This command will list all USB devices connected to the Raspberry Pi. If your USB device appears on the list, the Raspberry Pi has successfully detected it. Step 4:- If the USB device is not mentioned, you might need to configure the Raspberry Pi to enable USB support. Enter the next command to do this: sudo raspi-config The Raspberry Pi Configuration tool will launch as a result. Step 5:- Enable USB functionality by going to the "Interfaces" menu. Step 6:- Exit the configuration tool after saving the changes. Step 7:- To see if the USB device is recognized, restart the Raspberry Pi. Remember that some USB devices might need extra drivers or settings for the Raspberry Pi to use them correctly. If you are experiencing difficulties getting your USB device to operate, you might need to look for more detailed instructions online or in the device's manual.