Most of these have already been fixed in the meantime - I still addressed the View menu's "As usual" and the Playhead's "current frame number."
The "active camera" is indicated by a solid triangle and is configured in the scene properties. I assume you mean…
If the mode changes back to Object after selecting a cutter object, that means Edit->Lock Object Modes is disabled. I added a line telling users to enable it, or (as you suggested) select the…
As mentioned on the introduction page, the "Interface -> Nodes" section only talks about UI elements that are…
I added a link to the material assignment page to keep the example from becoming all too wordy.
If you set the viewport shading mode to Rendered, you should see the effect of a newly added Sun light just fine. Why does it "not work according to beginners"?