Why does my project sekai say download failed

CapCut is a video editing tool that offers a multitude of advanced features to users. These include the ability to remove backgrounds from portrait videos and replace them with uploaded images or change the background color. CapCut can also upscale images by increasing resolution, adjust image color with AI color correction, and restore old photos or colorize black and white photos with AI. In addition, CapCut offers an AI portrait generator that can generate portraits in various styles, and the ability to resize videos and change their aspect ratio while adding color, images, or blur effects to the background. CapCut also has auto captions feature, which automatically recognizes different languages and generates high-accuracy captions to boost editing efficiency. Users can also convert any text to natural-sounding speech with just one click, with support for 11 voices and 10 languages. Finally, CapCut provides access to rich video editing materials, including templates, music, stickers, texts, effects, and filters. With these resources, users can create professional-grade video content that engages their audience and stands out from the rest.