If the issue is happening on the Camera, it could be due to the memory card you are using. Trying using a different memory card. The list of approved memory card for coolpix L820 is on page 20 of the "technical notes and index section of the manual. refer to page XVIII in the manual.http://support.nikonusa.com/app/ans...
If the issue is happening on your computer after transferring the video, your computer may not have the neccessary resources to process an HD video.
If the issue persists, please contact technical support for assistance.http://support.nikonusa.com
answered 2 years, 3 months ago
2 years, 3 months ago