To solve the problem according to the reason, if the memory space is full, delete the videos that were not used before. If it's because of the network, try another network. If you need membership, just apply for membership.
Storage path of spark video in mobile phone:
1. After saving the small video, we enter the file management function of the mobile phone and find all the files.
2. Then we find DCIM, which is the album folder.
3. After entering, we will find the camera folder. Click to enter and you will see the saved video.