If the Windows built-in Diskpart tool cannot clean your USB drive and fix this issue, you can use a third-party tool to do so. Various good free Disk Partition managers let you manage partitions ...

plug-in the USB flash drive to your PC. Close all the opened files and programs or files. Open the Disk Management tool. For this, press the Windows+R keys in combination to open the Run dialog box.

Computers are typically configured to look for the OS on a CD or DVD first and then the hard disk or SSD. The computer can also be configured to look for the USB drive first, although very early ...