You can download the update directly on your Nokia Lumia device through the Windows Phone Store or by using the link which follows:
Download PhotoBeamer for Windows Phone 7.x devices using the following link:
Press the Search button on your Lumia phone, tap Vision and then scan the following barcode by pointing your device camera toward it
Download PhotoBeamer for Windows Phone 8 devices using the following link:
Press the Search button on your Lumia phone, tap Vision and then scan the following barcode by pointing your device camera toward it
Nokia hasn't released no changelog for the update. If you notice any new features, be sure to share them in the comments section below.