If you format the Memory Stick from the format menu of My Computer or Explorer, you may not be able to use it normally sometimes. Always format a Memory Stick with a dedicated equipment or software.
To use the Memory Stick with a portable player or a digital still camera, please format it with the respective equipment.
# To format the Memory Stick with your VAIO computer, please refer to the following procedure to start [Memory Stick Formatter] for the formatting of your Memory Stick.
1) Click [Memory Stick Formatter] from [Start] -> [Programs] -> [Memory Stick Utility].
2) The following warning message appears sometimes.
[To format Magic Gate Stick Memory, a Memory Stick slot supporting
Magic Gate is necessary. If the device has its own function such as with
Memory Stick Walkman. Use that instead.]
You may disregard the warning message and click the [OK] button.
3) Select a memory stick drive (E: or S: in this case) on the drive list in the [Memory Stick Formatter] window and click the [Start Format] button.