Easy. They set a task at the so called final stage. They then call you the day before your interview, asking for your task files, raw. After getting your files, they come up with unusual ways of trying to cancel your interview. They asked me for my figma file. Then hours later my presentation file. After that my research document. After that my documentation while creating the figma file. Dont waste your time. Stay away. Another company doing the "hiring UX UI designer scam"