Make sure that your phone is running the latest software. You can find out more about the software changes for Nokia phones here.
- Why does my Lumia only show phone number of caller or SMS sender, although the contact name is listed in People hub?
- My Lumia touch screen is not responding or is responding the wrong way
- My Lumia's battery does not get fully charged
- I am not receiving audio when playing music or games on my Lumia phone
- How can I prolong the battery life of my Lumia phone?