How do I control how much to show in the read more code?

full=false does not seem to be working at all for me

hey guys – if ya just use <!–more–> in the TEXT area of the developer/creation area – it’ll truncate the verbiage where ever you insert it.

it’s working pretty well for me – nooow that i figured thaaaat out.

here’s the link i was reading that helped me.
https://en.support.wordpress.com/splitting-content/more-tag/