Q:A few days ago, U disk can not open. After a master to help reply to the document can open, but after the first format, found that there are more than 600 M space.. Then the N U disk, antivirus software said no virus. Now WINDOWS also said it can not format

There should be a file exists, not deleted, may be hidden files, I suggest you use the latest USBclear copy. And restored the hidden folder with its attached tool; in addition is that this kind of virus is not destructive directly, it is the hidden normal folders do a fake folder size attributes view is different from the normal pseudo folder folder size, in addition to its exceptionally strong infection ability also recommend that you use a USB assistant, it will detect the USB plug on the computer automatic scanning can prevent and to pay some USB virus

Q:Why is my computer plugged into USB and not shown in my computer?

Voltage instability can be like this! You are a USB or mobile hard disk?

Q:After the U disk was inserted into the machine, it showed that the device was working properly, but didn't it exist in my computer?Click on the icon below the right to show that the device is running properly, which proves that the drive has no problem. Many other U disks are normal, but they are not displayed in my computer panel. The problem seems to be for the U disk, the USB interface hard disk is recognized, including U shield can be used, that is, do not recognize the U disk storage file. Call for help. Who can help me? Thank you!!

1, to ensure that no problem in the USB interface, plug in the U disk, listen to the speakers have Ding Dong sound sound. If nothing sounds, the computer doesn't recognize the USB device, and that might be the U disk is broken.2, if there is a sound, indicating that the USB device can be detected, it may be a system problem, resulting in no identification. Operate as follows:1) right-click the computer, properties, device manager, disk manager.2) if there is a yellow exclamation mark, right click it unloaded.3) if there is a disk marked with a black arrow down, that is disabled, right click and start it. Then refresh or restart the computer, usually found.4) if there is no problem in the device manager, there is no automatic assignment letter. Right click on the computer (or my computer), manage, disk management. To find the change disk partition it with the right mouse button, select "change drive letter and path", then select "add", can be assigned a letter.If not, then the U disk is broken.

Q:I can't read my U disk on my computer, but it can be on someone else's computer. Thank you

See if it's the front USB connection. Can you do the following?. Also, disable the USB port.

Q:How can you put ppt on disk

Put your U disk into your computer's USB port on the front of the general host have no words on the back to find a plug after the bottom left of the screen will appear with a small arrow icon and then open my computer can find the mobile hard disk is your U disk and in my computer find you wrote that PPT is your PPT file storage place right click Select copy or copy and then press CTRL+C to open my computer in mobile hard disk to find your U disk U disk open a folder right click or press CTRL+V to paste paste became

Q:I put u delete the file on the computer, and then want to find out, how to find ah?

In the U disk, delete things are deleted directly, will not go to the recycle bin. U disk deleted files can only be restored by software, and now the best use of the two software is Recuva and easyrecovery, the method is not very complex, as long as you have not covered many times, you can find it.

Q:Is there a memory card in the U disk?

U disk inside is generally a piece of board, there is a flash chip, and you say no memory card

Q:How do I take pictures under the U disk?

1. Search the Internet for pictures you want to save.2, click the left mouse button selected.3, right-click on the selected icon.4, select the target as a removable disk.5, determine.6, if the picture has been downloaded to the computer, find the picture directly, right-click on the icon, and send it to the removable disk.

Q:Four lines of output are what u mean

Red positive 5V, black ground wire, green data line, white CLK (Shi Zhongxian)

Q:Why do you have to unplug the U disk before you reboot the system with the U disk?

Before you install the system, if you set up the U disk startup, after the installation of the system restart, you will default to select the U disk to start.If you do not unplug the U disk, it will be like the PE system, then you can start from the hard disk, and you can continue to install the system.