If you want to surf internet in Windows 7 then you might have default Browser which opens automatically when you open some. Also when you play some song in Windows 7 then windows media player automatically opens. These programs are called Default Programs. You can change it easily windows 7 has separate inbuilt software to change these things.
Steps How to do :-
1. Open Start Menu then search Default Programs or click All programs you can see it in List of programs
2. Now Click on Set your default programs wait for sometime to load it.
3. Now you can set your default program as per your priority.
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