It allows me to add a mailbox at pop up bar under account I want it in, then it never shows up. No toggle, carrot toggle or open/condensed shows them. I use to have tons, not I have none and can't create any to organize my emails.
MacBook Pro 17″, macOS 10.13
Is this about the MacBook Pro 17" running macOS 10.13 as in your equipment line, or another device or OS version. The forums software ted to make the equipment lines wrong about have the time so I have to asked fo clarification
Mail issues can change with macOS versions, so it helps us help you when we have the exact OS version.
I can not make mailbox subfolders
