This thing is not done by the Skype program.
Your Windows PC has a feature that reduces the volume of other sounds whenever it detects communication activity.
Below, we have shared some easy steps to prevent skype from lowering your computers volume.
First, launch the control panel and selectSound.
Next, switch to the Communications tab.
Under the Communications tab, select Do Nothing and hit the Ok button.
From now on, Skype wont lower your computers volume.
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