If your USB flash drive is inserted into the computer but not showing up, there are several things you can try. First, check if the USB port is working by plugging in another device. If it's not, try a different port. Make sure the flash drive is properly inserted. Sometimes, a loose connection can cause it not to be recognized. If it still doesn't show up, try restarting your computer. In some cases, the computer may need to be rebooted for the drive to be detected. If none of these work, the flash drive may be damaged or there could be a driver issue. Consider checking the device manager for any problems. ????