What are the symptoms and solutions after the win7 system computer is infected by the virus

The specific method is as follows:

First, the computer system is slow

Under normal circumstances, unless the computer graphics card is too bad, the current computer is running smoothly and quickly, if just booting, Or it is impossible to open other software cards, and the computer is poisoned in all likelihood.

Second, the computer crashes without reason

The normal system will not crash. If the computer always has a blue screen and black screen, it is very likely that your computer will carry software such as a virus Trojan.

Third, lost files or file corruption

When malicious viruses invade the computer, many have the function of tampering and destroying files, which sometimes causes our computer files to be lost or unable to open. .

Fourth, anti-virus software No.1 —— Rising

This is now the most practical and safe software in China, with many functions and stunts. Many people who don't understand computers It is also very easy to use.

Five 360 ​​Security Guards

This is really easy to use, all aspects of scanning and features, I am using this one, easy to use, excellent reputation, general computer I recommend the preferred 360.

六金山毒霸

This is the most famous is its anti-virus system, its anti-virus function and upgrade service is always free, although it is anti-virus software, personally still do not recommend that you use this, No 360 convenience.