"Download keeps failing or pausing." Solution: Check your internet stability. Pause and resume. Clear the app’s cache. Also, ensure you have enough free storage space.
If you want MP4 files for your media server (Plex, Jellyfin), the only legal way is to buy the DVD/Blu-ray set and rip it for personal use (check your local copyright laws). Digital purchases from Amazon/Google are locked to their apps and not easily transferable. download you 39-re beautiful korean drama