Usb and files internal time source

pma111
pma111 used Ask the Experts™
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Do usb storage devices have any sort of internal clock on the device itself, or do the date modified/accessed/created dates shown on files stored on the device get populated by the PC's they have been plugged into?
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Most Valuable Expert 2014
Commented:
The info comes from the computer they're plugged into.
Top Expert 2014

Commented:
The physical disk has some idea of time for error logging but that's for SMART data rather than file/data creation. As Dave Baldwin says the time stamps in the file system come from whatever it is connected to.
Top Expert 2013

Commented:
if you have a problem - why not post the exact one?  then the guys here can help better

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