Hi i have dell 15r 5520 and im using windows 7 ultimate 64 bit,,my problem is maxx audio has missing from my laptop and now i cannot use it. It happen when i open my laptop there are noise sound from my laptop so loud "beeep" it sound like that, then i restart my laptop but the anoying sound still there so i just reinstall audio driver and dell quickset and the problem is now solved, but i dont have "maxx audio" can you tell me where i can get this thing back?,,
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