Hi. This isn't really a problem but I was just wondering. Also, I hope this was the right forum, I spent a while looking and I think it is, if not, could a moderator please move it? Thankyou.

So, my brother got a laptop today and it's around 110GB or something. I looked at mine and my C: drive is only 24.9GB... his cost £400, mine was around £1000.

So I was wondering where the heck it had all gone, but saw something next to it, TEMP_PART01 (D.

Now, to be honest I don't have a clue what this is, how to work it or anything. I read up on a Wikipedia article but it's a bit too confusing.

Therefore i'm asking you guys, could you explain this D:/ to me and is it something like a split of my C:/ or..?

Here is a picture:


Thankyou very much.