Win7 computer startup After the desktop appears garbled how to do?

Normally, after we start the system normally, will enter the desktop interface, and then the desktop also has a lot of programs, file icons, we need to use what, directly double-click to open the normal use, but recently a friend responded that their own Win7 64-bit flagship version also do not know what is going on, After logging into the system, the desktop will have garbled files, how to solve this problem?

In the first case: let's see if the fault is caused by a computer poisoning or a Trojan attack.

Because we need to open some websites every day on the Internet, browse some information, or to download some program software, these can become the source of the virus, even if our computer has anti-virus software installed, but some newer Trojans may not be recognized, we might as well restart the computer, If the second start or garbled but there is no fault prompts, then it means that the computer poisoning!

In the second case, check to see if the failure occurred because the configuration file is compromised

When the configuration file determines our system to start an important file, along with the system startup and startup, if the configuration file error, may also lead to the appearance of garbled files. However, in general, the configuration file will cause garbled appearance is a malfunction prompts, you can be prompted to search the Internet to resolve the solution.