Imagine that? I have 2 seagate freagent 500gb hds. It will work. You have to format the hd. with FAT32. There is also EXT32 for Linux users. We`ll stick to vista for this. After you are finished formating on your PC, don`t forget to press the green arrow on your toolbar to safely remove the drive. Most of the time nothing happens if you just pull the plug on a memory device. It takes just once to ruin your day. I, even forget about the `safe removal arrow’ once in a while. Next; when you build your new folders; make the system exactly the same as on the PS3. Ex. Use `pictures’ not `photos’. This is a little simplified. The entire subject can be seen at