Update:in many occurrences you don't have to pay for a photo recovery license for photos you didn't lost, if you have connected your Nokia lumia 920 with a computer with zune sync software installed and updated the phone, you may have already back up the media files on your Nokia lumia 920. To recover the backups, connect the lumia 920 with computer, open the zune software, then Settings > Phone > Update > Restore. The zune software will be able to restore the media files to a point as the phone last updated. The prerequisite is that the lumia 920 has an update. If you don't have the restore option in the zune software, you will rely on the third party photo recovery software to recover the deleted photos and videos from the Nokia lumia 920. Read on…

Wireless charging, pureview, super sensitive touch, smartshot, the list of super sleek even jaw-dropping features of the Nokia lumia 920 goes on and on, lucky you(no sarcasm intended), you’d be glad to know that another great but less hyped advances offered by windows phone 8 that powered the Nokia lumia 920 is the usb mass storage mode support. By connecting your Nokia lumia 920 with computer in ums mode, the computer will be able to see the phone as a flash drive and make it possible for photo recovery software to scan the drive and recover deleted photos, videos and other media files from Nokia lumia 920

Files deleted from Nokia lumia 920 phones are not vaporized, the actual files, photos, videos are intact, it’s the pointer file - their identity in the file allocation table being removed. The photo recovery software tracks these kinds of files and brings them back to the way they were before the deletion

The guide about how to recover deleted photos from Nokia lumia 920 and 820

1. Download photo recovery software for Nokia lumia 920
2. Now connect your phone with computer
3. Install and launch the photo recovery software for Nokia lumia 920, click “start scan”
4. Select drive, your phone will be listed in the drive menu as a removable drive. Click on “Advanced scan”, and choose file types to scan, this way you can save sometimes in the scanning process
5. Scanning, the duration may last a while if there are a lot of deleted photos and videos on the windows phone 8 device to look for. Stay tuned
6. After the scanning is over, weed out the unnecessary files and click recover to bring back the deleted photos and videos from your Nokia lumia 920, or 820