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its brand is pqi( 512MB), im using xp or win2000. i just wonder why is that i need to plug the flash disk twice before it is recogrized. whenever i plug it in first the usb drive, it is not recognized then i unplug it then plug it to the other usb drive(the same pc), it is recognized then... my friends says that it is defective, is there any way to fix this problem?
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