hard drive reading as not initialized and unallocated

Hi, I'm new to this forum. My external hard disk (Seagate) is detected in the task bar after connecting, but not visible in "My Computer". It is visible in Device manager under Disk Drives but not under USB. There are few threads in this forum which are similar to mine, except that...

This quick new hard disk. So sad I cant access it anymore? why this happen? You can see from the photo MY computer cant even see this driver anymore, so I check on the - Disk management it said unknown no driver letter too ,Not initialized. -Click Initialized it said i/o device error I...

Hi all, I'm having an issue where my external hard drive (WD Passport Ultra 2TB) is not displaying in my computer and is not initialized in Disk Management. This occurred after my computer crashed while I was pulling out data from the external hard drive. Now when I plug in the external hard...

It is my brother's hard drive & it has very important data related to his working. It is a 2tb WD my passport ultra external hard disk which was used as NTFS with only one partition. My brother told me that he deleted some data from the drive by mistake and was recovering the data from the drive...

Hello, I have an external USB drive with a lot of data on it. Unfortunately, I'm no longer able to access the drive because it shows up as "Not Initialized" and "Unallocated" from Disk Management. I'm attaching a copy of exactly what I see: http://s24.postimg.org/vt6cxrr4l/Capture.png ...