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USB Drives Not Appearing in 'My Computer' - Please Help! (Solved!)

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Now, how do I mark this as "solved"?

At the top of the thread, to the top right of the first post, hover "Thread Tools" and click "Edit Title." Just add *Solved* and save.

Ohnu2vs.png
 
I FIXED IT!

I opened regedit, went to HKEY_LOCAL_MACHINE\SYSTEM\MountedDevices and deleted all entries containing "U.S.B.S.T.O.R..." in the right side of the value data box. Rebooted, plugged in a USB drive and it instantly showed up in Windows Explorer. I'm so glad to have this out of my hair.

Now, how do I mark this as "solved"?
Hmm, so the database was somehow corrupted?
NTFS uses that to remember what device is what, so that is a bit odd that doing that worked.
Too bad you didn't save the key tree before you deleted it, would have been interesting to find out what went wrong.
 
Hmm, so the database was somehow corrupted?
NTFS uses that to remember what device is what, so that is a bit odd that doing that worked.
Too bad you didn't save the key tree before you deleted it, would have been interesting to find out what went wrong.
Yeah I saw a couple 'solutions' to similar problems that involved deleting entries in the registry such as the 'upper' and 'lower' filter entries (used to affect ATAPI devices like CD-ROMs back in the XP and 9x days) but decided against sharing because not always sure what will be the consequence. Here is one that I had not before seen though:

https://ckon.wordpress.com/2011/04/08/windows-usb-problems-usbstor-inf/
 
I'll have to add this to my toolkit and keep in mind for future reference:

USB Oblivion (purge all previously plugged USB and CD/DVD removable drives from registry or even traces in USN Journal)
 
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