Check if there is new software available for your phone. Lumia Amber update brings support for compressed WAV files.
- What is visual voicemail and where to find it on my Lumia?
- Why do text messages with smileys from my Lumia to certain contacts appear as blank space or boxes?
- What should I check if push notifications for XYZ third party apps not coming or coming late after Lumia Cyan update?
- I cannot send or receive text messages on my Lumia phone
- I cannot send or receive email