ap se guzarish he k mere masle ko jald se jald hal kia jae shukrya

masla ye he k mene window seven ki he sab kuch theek thak chal rha he sirf ek sound problem arha he maltimedia audio controller k driver nai hoe baqi sab driver hoe hen or ye audio k driver mujh se ho b nai rhe plzzz expert solve this problem

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