Turning off the cascade
Hello, In the latest THUNDERBIRD, I cannot sort incoming emails into unread because the program shows a cascade of the first thread to the last one, and I want to see onl… (read more)
Hello, In the latest THUNDERBIRD, I cannot sort incoming emails into unread because the program shows a cascade of the first thread to the last one, and I want to see only the last unread message from a given thread, as in the old program. how to turn it off?