This is a limitation inherent to Windows Phone 7.x devices, for example, Lumia 800. The Windows Phone 7 platform is capable of transferring only 500 messages.
- Why can I not see new features after updating to Lumia Cyan?
- My phone does not charge
- What to check if I can't add or create the Microsoft account on my Lumia phone during the initial setup?
- Why some of the photos fail to be chosen as a background under lock screen on my Lumia?
- What type of wired headsets can I use with my Nokia Lumia phone?