Home Forums Tech Helproom External hard drive and USB Tech Helproom | Windows Help | Apple Help | Digital Home & Smartphones Help | Consumer Rights Advice | Games | Speakers Corner | Beta Testing Forum Rules | Contact Forum Editor | Report a Post External hard drive and USB Truronian 16:44 09 Jan 2014 Locked I notice that external hard drives run on USB3. Are they compatible with the USB2 on my computer? lotvic 17:27 09 Jan 2014 Yes, they are backwards compatible. alanrwood 19:46 09 Jan 2014 Hi Truronian You have double posted thos. Can you close the other one so others don't waste time answering on it. This thread is now locked and can not be replied to.