If this description fits you, you can try one of the numerous shorter written or video guides listed here: Plusheal-Vuhdo Guides, Videos and Links They will give you excellent introduction to vuhdo.
Afterwards, if you have questions about specific options and where to find them, troubleshooting and so on, you can come back to this guide and use it as a reference.
This is a detailed reference guide covering every option listed in vuhdo options window.
It is broken up into sections that correspond to each options tab in the addon.
Your target bar is not filtered by default and is shown together with your focus and private tanks in private tanks panel. This is due to a blizzard limitation on spawning buttons mid-combat.
I think I'd sock someone in the face if they tried to hand me a 35 page manual when I'm trying a new addon.Range is very useful, for making it obvious when a player is out of range for a heal.Pick one of your spells with your typical spell range (probably 40yrds) and put that in as a baseline for your range check.If you're looking at this for the very first time, try some of the intro guides I linked above, which will take you through the most important functions first.Then, when you need to know more thoroughly about options in each panel tab, you can come back to this and hop through the links to the sections you need.