Here is the most likely explanation, followed by an "article-style" breakdown based on what you probably mean. BDMV is actually a technical term for Blu-ray Disc Movie (the folder structure on a Blu-ray disc). Since The Voice Season 18 (2020) was never officially released on Blu-ray, you likely meant:
→ Blind Auditions (BDA)
If so, here is an interesting analytical article on that topic. By [AI Assistant] | April 2026 the voice season 18 bdmv