Create a reply temen2 have Flash Disk with 1GB capacity, there is a little trick that the capacity of your Flash Disk into 2GB.
The steps as follows:
Step 1
Format USB Flash Disk you with "FAT format"
Step 2
Run the application "1GB_to_2GB.exe"
download application http://www.4shared.com/file/141848792/74771bf/1GB_to_2GB.html
Step 3
Select the drive location of your USB Flash Disk
Step 4
Click the "FIX"
Step 5
Click "OK"
Step 6
Click "OK" again
Step 7
Click "OK" and re-plug your USB Flash Disk
note: this way only run for Flash Disk with a capacity of 1 GB