I just purchased a 500 gig Onetouch 4 USB external HD. I formatted it for HFS so that my Mac could write to it. It now can, but it is listed as having a capacity of only 277 gigs. Why is that, and how do I fix it?
I have a 2 GHz core 2 duo iMac running OS 10.4.11, with 1 gig RAM.