How to solve the problem of low sound of Nokia E63 handset?

1, the receiver is quiet, pay attention to dust removal, and the noise is low when there is much dust.

2. Make a call, and then press the volume plus button to increase the volume of the receiver.

3, the above are invalid, contact the local official after-sales maintenance station and make an appointment in advance to save time.

Nokia E63 is a Symbian OS system, which supports extended memory.