Zanbon at Aspect of the Murloc: Something I’ve always found amusing is looking back at my old screen shots and laughing at how genuinely terrible my UI used to be. In my Hunter 101 post on setting up your UI, I explain why it’s important to have certain things in certain places to maximize your efficiency while playing.
This is my current UI. I use ElvUI with several modifications to the default setup. I’ve really streamlined my UI at this point… I barely use any addons anymore, just Serenity, Recount, Quartz, Miks Scrolling Battle Text, Omen, and DBM. Serenity is still the only addon I consider to be completely essential. . . . Read full article
I strongly recommend to hiding recount while in combat. It doesn’t serve any purpose other than distract your attention.
I also suggest hiding abilities without cooldown from action bars, and binding them to hotkeys with an addon like Bindpad. Hidden bars also should work.
Really, you don’t need things such as arcane shot or hunter’s mark on your panel.
Threat table is optional, but imo pretty much useless since buff to tank aggro to 500%.