How does Win7 change the file type?

There is a big difference between the Win7 system and the WinXP system. Do you know? That is the extension of its file. Win7 system does not display the file extension by default. Recently, a user who reinstalled the Win7 system responded. The suffix name of the computer file is not displayed. I don't know what type the file belongs to, so I don't know what method I can use to open the file. So what should I do to see the file type? The following small series will share with you how to change the file type under Win7.

The steps are as follows:

1. Open a folder casually, I open the administer folder;

2, click to open the organization;

3, Find “folders and search options in the organization 

4, click on the pop-up window;

5, pull down the slider;

6 , remove the "hidden or known extension" > front hook, then click Apply --- OK.

7. Find the file you want to change the suffix. Now you can change the format.

About Win7 how to change the file type is introduced here, if there are users who encounter such problems can follow the above methods to solve the problem! It seems that it is very simple! Let's try it and you will know!