This is definitely a virus. In some cases, this is still the case after the system is reinstalled.
Solutions:
1. Delete the autorun. inf file in the root directory of the partition. This is a hidden file. You must first set it to show all files in "Folder Options.
How to show hidden files: Open the "my computer", "Tools" menu, and "Folder Options", and select "show all files and folders" in "View ", disable "Hiding protected operating system files ".
If you still cannot open the hidden file after this operation, you need to change the registry. Open "run" in the "Start" menu, enter the "Regedit" command to open the registration editor and find: [HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Advanced \ Folder \ Hidden \ showall],
Set the checkedvalue to 1. If this item does not exist, a new "binary value" is created with the name checkedvalue and the value is 1.
2. The partition cannot be opened. Open "run" in the "Start" menu, enter the command "Regedit" to open the registration editor, and find [hkey_classes_root \ drive \ shell]. delete all the keys in shell, close the registry, press F5 to refresh the keyboard, double-click the partition, and try again.
The folder cannot be opened by double-clicking. Open "run" in the "Start" menu, enter the "Regedit" command to open the registration Editor, find [hkey_classes_root \ directory \ shell], and delete all the keys in the shell, close the registry, press F5 to refresh, double-click the folder, and try again.
3. Search for the software ------- USB flash drive Virus killer tool USB cleaner.