3TB Hard disc became "unallocated", how to recover?

Hi guys. I'm new here. I've tried to read all the discussion about how to fix the unallocated hard drive but I just can't understand it as the cases were pretty much different than I'm facing of. Here's my problem. Yesterday my external hard drive seems normal, everything is fine, until...

Hiya guys Sorry if this has been on before but I'm really starting to worry that I have lost my second internal hard drive. I will start at the start (usually the best place,eh) I have a 1TB internal western digital hard drive which seems to have gone missing in action. When it was first...

Dear Experts, I have created windows image on Drive F: but delete it after some time manually due to some space prob. But while backup shows about 40 GB only few GB space got free after deletion. When i try to again take the the backup using windows 7 backup & restore option, its still shows 35...

Windows 7: Have all my data on D and OS etc on C. LOTS of space on C but not enough on D so I "shrunk" the C drive. That put in an additional partition, "Unallocated" between C and D. Not what I want; I want to add the "Unallocated" space to D.

I have been running a Dual-Boot Setup of XP Pro and WIN 7 successfully for some weeks while I get familiar with WIN 7. Recently I have almost exclusively been booting into WIN 7. In this D.B. Setup The booted OS appers as Primary Partition on the C: drive with the non-active OS as "Unallocated...