- You will see additional improvements in upgrade experience, including devices with limited free space, map rendering on update, and RCS enabled device settings.
- Improved application backwards compatibility for Windows Phone 8.1 Silverlight applications.
- Edge performance and stability has been improved. Auto-completion has been updated to allow user to more easily edit the end of the URL in the address bar.
- Additional Bluetooth stability improvements.
- We have resolve issues on switching the active cellular connectivity profile on Dual SIM devices.
- Data profiles are now correctly restored in the out of box experience that would prevent some devices from sending or receiving MMS messages.
Update: The update is also rolling out to Lumia 550 owners.