You can play videos stored on a USB flash drive on your Nebula by following the steps below:

1. Install a file management app (e.g. File Explorer, File Manager) and a video player from Google Play Store.
2. Connect your USB flash drive to the USB-A port on the Nebula and play videos stored on your USB flash drive.
3. If the USB flash drive that is connected to your Nebula cannot be detected or read, please format it using FAT32 format or try another USB flash drive that is in FAT32 format to check if the issue can be resolved.