Rather than just throw a bunch of filename formats at you without a frame of reference, let's take a look at an actual Plex library as an example. (howtogeek.com)
Third, to point out that date choices in filenames don't need to be perfect for everyone, just a better starting point than the alternatives. (money.stackexchange.com)
Most important, you need to make File Explorer show filename extensions — . (pcworld.com)