Thanks to all who’ve chimed in. Unfortunately, we’re still waiting for an answer.
I’m hesitant to upgrade since there appears to be no guarantee that’s going to solve the problem.
Knock. Knock. WP Support? Lil’ help, please.
Thanks, and as a noob, I figured it out with your help.
Ah, nailed it. I should’ve looked at the html to start with. Plain as the nose on my face.
Thanks for your help.
Just edited one. Everything appears to be normal in the post. Right-hand column still ‘stacked’ under the body.