A lot of WP courses leave out some very important aspects of the WP Editor. Even though I’m just getting started I wanted to spend a little time going over a part of WordPress that you’ll need to get comfortable with.
Word To The Wise Which Means You
Late in 2018 WordPress released v5.0 and with it a new page editing system k/a Gutenberg. I have lots of videos on Using Gutenberg. I've written extensively on Gutenberg which includes WordPress In 2018 Is Getting A New Page Editor And It’s Called Gutenberg.