How to Adjust Volume During Call in Samsung Galaxy Grand Prime?
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You can adjust volume during a phone call by pressing the volume keys on the left side of Galaxy Grand Prime.
You can find more options by clicking on the 3 mini circles on your screen. If you want to further improve the quality of phone call, you can use the on / off function of noise reductions feature.
This is available in the More Options Icon (3 mini circles) then Settings and unmark the noise reduction check box.
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