My computer can not edit any of u disk and mp3

Users questions: My computer can not edit any of u disk and mp3 files! My computer can not edit any of u disk and mp3 files! I u disk and mp3 plug into other computers can. In my computer can be copied, read, can not rename, delete, format. Is my registry, user rights There set it? Safe mode is still so. I use the administrator account of the. Figure: Image Attachment: U disk. Bmp (2007-10-2119:46,158.9 K)
Experts answer: registry has a key can open the write-protect feature is the symptoms you . Run, type in regedit, open the Registry Editor to enter HKEY_LOCAL_MACHINE * SYSTEM * CurrentControlSet * Control * StorageDevicePolicies, search WriteProtect key changes to 0, or directly delete
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