How to manually associate the application software that Win7 opens by default.

Generally installed third-party software automatically associates files, if you manually change an audio file or video file in the Windows
7 system to another software. the way.

Select “Default Program" in the "Start” menu.

Select “Associate a file type or protocol with a program”.

To modify *.mp3 as an example: first select the item you want to modify, “.mp3”, the default program for opening this file type is displayed above, click on the top right “ Change the program & rdquo; button.

Select the appropriate program in the program list. If you don't find the required program, you can click “Browse” to make a manual determination. After all the modifications are completed, click "OK" to end.