Hardware solution: U disk 0MB and RAW format failure

What should I do if the U disk has 0MB and RAW format failure?

Step 1: First enter the "Control Panel" and switch to the classic view, find the "Administrative Tools, double-click to open, then double-click to open the "local security policy, click" “ plus the plus sign in front of the local policy , click on the "Security Options", in the right window, find the "Network Access: Sharing and Security Mode item for the local account, and then the security settings behind it"; only the guest - local user changed the guest authentication to "ld"; Classic - local users authenticate themselves.

Step 2: Open “ My computer, right click on the RAW format partition, click Properties, find the security label in the pop-up properties dialog box, and the group or user name will be : The garbled in the list box is deleted, and then the user of the machine can be added.

Tip: If you right-click on the partition and there is no security label in the pop-up properties dialog box, you can open “My computer, click “Tools-“Folder Options-“View , you will be able to cancel the checkmark in front of simple file sharing (recommended).

When the above method cannot be solved, you can use the software such as easyrecovery (download) to save the U disk file and then perform low-level. If you can't find the USB flash drive, you can right click on the “My Properties” button and select “Options” in the pop-up window. “Hardware, “Device Manager”, select “General Serial Bus Controller” in the hardware list. In the following USB MASS STORAGE DEVICE, right click on the "" attribute, in the pop-up window, select "Details, select the "Hardware ID" in the list box to see if there is a VID and PID (also use "ldquo; ChipGenius V2.55 U disk master chip detection software, etc., and then use the VID and PID to find the information of the master chip manufacturer and model on this http://www.linux-usb.org/usb.ids page. Use the mass production tool to repair the USB flash drive.

If you still can't repair the USB flash drive, it may be internal damage of the USB flash drive. You can contact the professional repair point to return to the factory for repair.