> Run Disk Utility . . .select it and erase it. If you create 2 > partitions and format them . . then change back to one . . . you'll > recreate all the partition maps and should get the full 40 GB back. Many thanks for the suggestion, unfortunately it didn't work. I tried a number of times, but it steadfastly refuses to acknowledge having more than 27gb. Looks like I'd better invest in a new drive. Thanks once again. All the best, Colin.