Q:What is the danger of pulling out the computer directly after running out of U?

General to see U disk interface, the general USB 1 does not support plug and play both dial, USB 2 support plug is allocated, but the best is still safe to delete it.If the file has been passed, it will not cause a big problem. However, if the file is being pulled out, not only does it cause damage to the U disk, but it can also cause damage to the computer operating system, so make sure the file is finished. The operating system will cache when writing data. If you pull out the U disk at this time, you may lose data and damage the U disk.In short, do not feel troublesome, preferably in safe mode to delete. In that case, the U disk, the computer operating system, and more importantly, the data files are guaranteed.

Q:U disk non normal pull out, resulting in garbled files, how to fix?

Can not repair, that is, the file did not transfer the end of the U disk, resulting in incomplete documents, re copy

Q:How Samsung rv420 settings

According to your description, please try as follows:Press F2 to boot into the BIOS settings, select the Advanced menu under the Fast Bios Mode is set to "Disabled" without this option, Boot Boot Device Priority to find the options set U disk boot (USB HDD) press F10 to save and exit. When you restart, press the F10 button to enter the quick start interface, and select the U disk to start

Q:My U disk is Toshiba 16G USB3.0U disk, after a use, suddenly can not use. Plug into the computer, turn on my computer and show the removable disk, but there's nothing in it. The computer prompted formatting, but the formatting failed.

Method one:Download the Usboot tool (disc ghost system this tool is very classic with a large online search), formatted by the way of HDD, which need to insert the USB and then follow the prompts to pull off, finally complete boot disk creation. This time you can double-click on the letter, prompted to format. Then click "yes", finally saw the long window select FAT format, format, everything is completed, USB to can be used normally, no capacity loss. There are also problems of friends can try this way, of course, the situation could not be formatted USB vary widely, if not flawed, total solution. Hope to be useful to everyone.Method two:To manufacturers with a U disk chip corresponding production tools software (or online search download), using production tools software formatDownload ChipGenius is U disk main control chip detection tools, such as the detection of the main control chip is "CBM2091" and "CBM2091" in the online retrieval, find the CBM2090CBM2091 production tools, after the operation of U can be detected in the flash disk, set inside the scanning mode is set to a lower scan and check to format, aging, determined after the election all began, then began scanning and formatting U disk, U disk watch non-stop flash, know the repair is not a problem.

Q:My U disk attribute indicates that space takes up 2G, but in fact the file in the U disk is only more than 500 K. What's the reason for that?

Infected with the virusThe virus adds a hidden property and system property to the U disk, Reed.Terms of settlement：1. enter "CMD", "carriage return" in "run";2. enter the U disk in cmd. For example, your U disk is H disk, and enter: H: enter;3. after entering the U disk, enter the following commands: attrib, -s, -h, -a, -r, /s, /d *, enter the car, you can.The above command means: remove the U disk files and folders: hidden attribute (-s), system properties (-h), the archive attribute (-a) and /s (-h), read-only and /d said: the same directory and subdirectory. The attrib command is the command that sets the properties of files and folders. You can type in CMD: attrib / see the detailed instructions for this command.(and remember to delete the virus files.)

Q:How much memory does the U disk do with the system?

The general 4G U disk is enough.1, make the startup disk. (W7 4G XP 2G U disk, U disk) U download depth U disk boot production tools, software installation, startup, follow the prompts to make good startup disk.2, download a win7 system, compressed system file decompression (type ISO system files directly to the U disk) to your production of U disk, boot disk is ready.3 、 install the system with U disk. Insert U disk boot, press DEL or other key to enter BIOS, set to start -F10-Y- from USB, enter. Install the system as prompted.4, after the installation is completed, pull out the U disk, the computer automatically restart, click: start the computer from the local hard disk, continue to install.5, after the installation is completed, restart. Boot - enter BIOS- settings, the computer starts from the hard disk, -F10-Y- returns. Boot after boot from hard disk.

Q:Always prompts me to copy the file for floppy disk is write protected and cannot be written to disk, please roll the write protection is removed from the DeviceHarddisk1DR21 drive, there is no U disc I on any button like, save up to three or four files which began, trouble is dead

To your U disk manufacturer's official website, go to the relevant repair tools to solve.

Q:I guess what is the USB driver I put a mouse plugged in. He said to install the driver said the results of what but I failed to install with the driver wizard Master Lu what inspection said the sudden death of the normal driver how to do ah thank you for help!!!! If reinstall the drive what trouble, send a driver installation software to me, really bored to death

1, there may be a system card, this time to wait for the response of the system, if there has been no response, said the crash, can press the power button to boot, wait for the computer shutdown and then reboot, or press the reset button reset.2, there may be the computer because the operation of large procedures caused by the USB power supply suddenly problems, this case, generally canceled the system can be. If the motherboard is not very stable, you can plug in the USB device in case of power failure, and do not plug in when the computer is running.3, there may be hardware equipment problems, such as USB interface broken, the mouse can not be used, this situation can only replace the device.

Q:How can we let U disk cannot be formatted

If your U disk is write protected, you can open the write protection; if the proposal is not write protected, encrypted by UE software, can also use production tools usb-CDROM into mass production, the above two methods can achieve cannot be formatted!!!

Q:ASUS G31 motherboard how to set U disk start?

ASUS motherboard, you insert the U disk after boot, a boot on the non-stop, press F8, you can open the startup item selection function, you choose your U disk can start.