If your USB drive is showing up as 2 different drives on your Windows PC, clean and repartition USB using Command Prompt and see if it helps.

Troubleshoot and fix unresponsive USB ports on your Windows PC with these simple solutions, from basic checks to driver updates and power settings tweaks.

If you are having trouble getting a USB flash drive or external hard drive to mount on your Mac, here are several things you can try to fix the issue.

A recovery USB drive is a separate, portable flash drive that your computer can use instead of your main hard drive to start up from.