For Dave Season 1 specifically, a legal 4K Blu-ray has not been released, so the best legal quality remains 1080p WEB-DL from Amazon. The GalaxyTV 720p release persists on legacy trackers as a low-bandwidth alternative.
If you enjoy subverting expectations, Dave is a stellar pick. It starts off looking like a standard "stoner comedy" but quickly evolves into one of the most sophisticated character studies on television. Dave.S01.COMPLETE.720p.AMZN.WEBRip.x264-GalaxyTV
In summary, is a standardized, high-efficiency digital package of Dave Burd's breakout first season, optimized for compatibility and ease of storage. For Dave Season 1 specifically, a legal 4K