Buy Seagate Backup Plus Hub 8 TB USB 3. 0 Desktop, 3. 5 inch External Hard Drive for PC and Mac with Integrated 2 Port USB Hub at Amazon UK. Free delivery and return on. My 1. TB Seagate external hard drive cannot be detected and the light is blinking Solved. Hi Guys Sorry to be stealing the post, just hoping like minds can help me Have a WD My Passport 1. TB and all was working fine. Use it mainly for movies, was copying a file to it and it froze. I unplugged it without removing it safely yes I know this is probably where the trouble it and now I cant find anything. Plugged it into our DVD player to watch movies and it didnt show up as anything connected. Go to Device management and locate your external HDD and see whether its formatted or not. Other solutions might be trying to reinstall the drivers. Amazon. com Seagate Backup Plus Slim 1TB Portable External Hard Drive USB 3. 0, Black STDR1000100 Computers Accessories. As the title says, My WD 1TB External HDD is not working on USB 3 port, I mean the light is on I can feel it vibrate, But it isnt getting detected. It was working. Ideally try the drive on another PC or device to start with to confirm this is the issue is present on other devices. Do you get the usb plugged in sound from your. Plugged it back into my Comp and nothing came up normally Auto. Play detects it immediately. Have run Dskchk a number of times, sometimes it would say its in use and asked if i wanted to run it as startup which I did do. For a short time it popped up in My Computer but was very very slow at accessing it realise its probs corrupted. But now I have nothing. It is flashing like its in use again still not showing anywhere. Buy Seagate Backup Plus Hub 8TB External Desktop Hard Drive Storage STEL8000100 Everything Else Amazon. com FREE DELIVERY possible on eligible purchases. Can see it in Device Manager and Disabled and Enabled it after the message device cannot be started and now it reads that the device is working properly, which of course its not. Have tried deleting it from device manager and reinstalling it. The driver wizard thing says the installation cannot be completed cannot find the right stuff to install, as it searches for unknown instead of My Passport etc. Have gone onto WDs website and downloaded the drivers from there and done the above step but browsed to that file instead of a random search. The HDD is not showing up in Computer Management. Oh it also makes a little clicking noise every now and then awesome I know. Thinking its a lost cause, but hoping someone on here can help me fix it. Any advice would be great. Not looking to recover the files although that would BE GREAT, but if i can get it working again, even from scratch thatd be awesome. Thanks in Advance Emily.