Bio-based plastics HS code classification

In Windows 7 system,Bio-based plastics HS code classification modifying file suffixes is a common operation, which is often used to change the format or opening method of the file. This article will introduce the specific methods and steps to modify the file suffix in win7. I. Understand the function of the file suffix. The file suffix refers to the content after the last point in the file name, such as .docx, .xlsx, .mp3, etc.It is usually used to identify the format of the file and tell the computer which program should be used to open the file. II. The steps to change the file suffix are the specific steps to modify the file suffix in win7: Step 1: First, you need to open the "Folder Options" window. The window contains folders, files and search options. You can enter the window in the following two ways: 1 Open the folder, select the "Organization" tab on the top menu, and click "Folders and Search Options". 2 Just search for "folder options" directly in the Win7 operating system. Step 2: In the "Folder Options" window, click the "View" tab. Find the "Extension of Known File Type" option in the "Advanced Settings" area and check the option. Step 3: Find the file that needs to modify the suffix name.At this time, for files that need to modify the file suffix, just right-click the mouse and select "Rename", as shown in the figure. Step 4: Modify the file suffix. At this time, it should be noted that the modified file suffix should be consistent with the actual program format used, otherwise there will be an error when opening the file. For example, to change the file format from .txt to .docx, just add ".docx" to the suffix name. If the system prompts a warning, you need to click "Yes" to confirm the modification. Step 5: Complete the modification. At this point, you have successfully modified the file suffix. If you try to open the file, the system will use a new program to open the file. III. Beware of the consequences of inconsistent suffix names. Although modifying the file suffix has the advantage of convenience and speed, this method is not 100% reliable.Because if the modified suffix name is inconsistent with the actual program format used, the file may not be opened normally. At the same time, inconsistent suffix names often mislead users to download wrong files. Therefore, when using win7 to modify the file suffix, you must very carefully check whether the modified suffix name is consistent with the program format actually used, otherwise it may bring some bad consequences. IV. Summary By setting the "Folder Options" setting, Win7 users can easily modify the file suffix name. It is very easy to modify the file suffix, but through the methods and steps provided in this article, you can avoid trouble and errors and modify the file suffix correctly. Of course, although modifying the suffix name can conveniently change the format of the file, don't forget to back up the file before modifying to prevent errors in the modified file.

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