PicBackMan’s Flickr uploader for Mac is easy to use tool to bulk upload, bulk download and migrate Flickr videos to any other specified online service or cloud account. Using PicBackMan for Mac, you can effortlessly backup your entire video collection. The automated program will keep a check on any new addition of the videos or sub-folders in the associated folders. As soon as it finds new videos and folders, they ‘ll be automatically uploaded to your Flickr account.
Here’s the video tutorial you can refer to