Nokia has a strong soft diagnose your Mobile Phone.

<p> Nokia recently introduced a new laboratory software - Nokia Diagnostics (Nokia diagnosis). .</ P> <p> </ p> <p> use of this software is to help Nokia users to easily diagnose, resolve and set their phones. .Specifically, the software can test the network coverage, the Internet connectivity test, test battery, speaker and headphone testing. .</ P> <p> </ p> <p> Nokia Diagnostics currently only supports Symbian S60 touch-screen mobile phones (eg Nokia X6, Nokia N97, Nokia N97 Mini, Nokia 5800, Nokia 5230 and Nokia 5530), but soon .will fully support all Symbian S60 third edition phones. .</ P> <p> </ p> <p> Here you can download the software: Click to download </ p> <p> </ p>.