How does Win7 display the file suffix name

            Click on my computer to see the file in the above section, edit, view, collect, tool, help, decisive click on the tool bar, a checkbox will appear, click on the last folder option, then it will become below It looks like this. Let's click on the view option. Slide the sliding bar like a ground. Know to find the extension that hides the file type and remove the check mark above. After you remove it, choose the app and then OK. At this time, you can look at our previous folder, and see the extension on the desktop, tet. It shows our suffix name. We can think about how to change this, I will change it to html. It has become a form of webpage. Is it very simple?

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