How to make Windows7 system display file extension

At the beginning, colleagues also felt strange, the downloaded file name is no problem, the size is normal, that is, it can not run. After some research, I finally found out where the problem lies. Originally, when the browser downloads the exe type file, in order to prevent downloading the malware, it automatically adds another extension to the file. The extension is the key to determine the file attribute. After the modification, the file type changes, so it cannot be run.

Operation Steps

1 First, click ““Organize” in the menu bar of the folder, and then open the “Folder and Search Options” folder.

2, open the “ folder and search options & rdquo;.

3. Click the “View” tab and uncheck the box to hide the extension of the known file type ”.

4. Uncheck the box to hide the extension of the known file type <;

5. Finally, click the “OK" button to save the settings. Go back to the folder and see that all file extensions are displayed.