U disk to prevent the virus several tricks

First, if the system infected virus, you should upgrade anti-virus software virus database, restart and press F8 key, into Safe mode full antivirus. Do not double click on the letter of the drive before you kill it, lest the virus run again. If you need to open a hard drive, enter it with Method 3.

Second, if the anti-virus failure of the general need to reinstall the system, after reloading, only the virus in C disk is cleared, the virus in other hard disk still exists, double click other disk virus may duplicate infection system (especially automatic play virus), then can only manually delete, remove the system process before removing (Alt+ctrl+del) Terminate the virus process first (judge, processing more complex here omitted) as well as using Sreng (this tool is not easy to be terminated by some viruses) tools such as Startup items, system services and drivers (new viruses often use system services and driver first boot, resulting in anti-virus software can not start or exit) specific operations omitted.

Third, the use of "U Disk virus Kill tool" to delete the poisoned U disk or manual removal: At this point "start"-"Run" input "CMD" Enter, enter the DOS prompt, input letter: such as "D:" Enter, use attrib carriage return to view all the hidden files D disk (that is, the SHR logo), Will Attrib–s–h–r

Autorun.inf carriage return (remove Autorun.inf file system, hidden, read-only property), use Typeautorun.inf to view the contents of the file, find the real virus execution file (typically Run=xxx.exe), enter Attrib–s–h–r Xxx.exe, (XXX is the virus filename), and finally deleted with Del Autorun.inf and del xxx.exe command.

Four, please install U disk antivirus software, can prevent U disk automatically play virus. It is recommended that the external network users can install two software at the same time, intranet users install "U disk immune Device V1.5.exe".

Disable automatic playback of all disks by using the Resolve AutoPlay Xp.reg (double-click Run).

Five, strictly limit the number of cross use of U disk, reduce the likelihood of infection, buy a U disk with write protection or encryption function, separate one encrypted area for storing important files, and set access password.

Vi. Remove the "Hide extensions for known file types" feature: Open My Computer selection menu is-"Tools"-"Folder Options"-"View"-"Hide extensions for known file types" (Do not tick).

After inserting the computer, do not double-click to open the U disk directly, first use anti-virus software or "U Disk virus Kill tool". "Killing virus, Trojan horse." Then open My computer, through the Address bar Drop-down Select or input letter (such as F:) to return to open U disk, reduce the possibility of automatically playing virus infection.

U disk can only be used as a temporary copy file (except for a removable hard drive for backup), do not hold important documents for a long time or directly open editing, U disk storage carrier is an electronic flash, easy to cause file loss, for the copy of important documents should be deleted in time, and the U disk in time to unplug, do not connect to the computer on a long-term basis.