Here are some top resources for downloading 4K UHD video songs:
In the era of high-refresh-rate displays and massive screen real estate, standard definition (SD) and even 720p HD content have started to feel like relics of the past. For music lovers and videophiles, the holy grail is the —crisp, vibrant, and immersive at 3840x2160 resolution.
I can then point you toward specific sites or tools that specialize in those formats.
If you want a 3840x2160 music video with authentic high dynamic range (HDR), you need to move away from "free" and toward "ethical & efficient."
Use VLC Media Player or MPC-HC for the best codec support.