Several files in Windows that are easily considered to be viruses

With the popularity of computers and the development of information technology, the term "computer virus" is no longer unfamiliar to everyone. Nowadays, computer viruses can be described as It has emerged in an endless stream, and even the majority of computer users have almost reached the level of "talking about toxication." There are many users who don't know much about the files under the operating system, so that they have all kinds of suspicions. The following are files that users often suspect are viruses:

First, Thumb.db file

There are three reasons why the Thumb.db file is mistaken by users as a virus:

1. The file exists in the folder with pictures in some operating systems;

2. Even if this file is deleted, it will be generated the next time the folder is opened;

3. The file may grow.

In fact, the Thumb.db file will be available in Windows Me or newer versions of Windows. This is Windows's cache of images (also known as buffer files), which makes it easy for users to preview images. The more this file is, the bigger it is, which is normal. Under Windows XP, you can select "Do not cache thumbnails" in "Folder Options", and this file will not be generated.

Second, Mfm1992 file or "Mfm1992.AVB.AVB.AVB.AVB (suffix is ​​infinite AVB)"

Mfm1992 file users mistakenly believe that the main reason for the virus should be: This file may The build is in any folder and may be regenerated after deletion.

The Mfm1992 file is a file generated by the error of the intelligent ABC lexicon. Since the vocabulary of the intelligent ABC input method has a limited capacity, this file will be generated when this capacity is exceeded. In which directory the current program runs, this file is generated in this directory. This file is typically 43KB in size. This is a bug in Smart ABC 4.0. The smart ABC 5.0 that comes with Win2000 and me has fixed this bug.

If you want to make this file no longer appear on your computer, there are two ways:

1. You can upgrade the smart ABC of 4.0 to a higher version.

2, you can delete the *.rem file in the Windows system directory, and then restart the computer.

Third, the temporary file of Word

When opening a Word document, the user will find that the same name appears in the same directory but the front of the original document is added with a "~ (ie has Hidden attributes). Many users find suspicious and think it is caused by a virus.

In fact, this is a normal phenomenon. This file is generated by Word and can be understood as a buffer file. Its role is to maximize The save of the modified or created Word document caused by the user due to unexpected reasons (such as sudden crash, etc.) is lost. In fact, this file will automatically disappear after closing the Word document, users do not have to worry.

Fourth, jdbgmgr.exe file

Unlike the above files, the file is not a temporary file or a temporary file, it is a normal system file. The user could not notice It's because it exists in the system directory. But many users think of it as a virus because a fraudulent email is distributed around the Internet. This is disguised. An email from the virus prevention report warns the user who received the email that the "jdbgmgr.exe" file is a virus that can damage the entire computer system after two weeks of infection. This lie is believed by many Infected PC users are scattered around, hoping to help other victims clear the virus.