A group of Microsoft Products and technologies used for sharing and managing content, knowledge, and applications.
Hi Will,
Thanks for posting this inquiry on our community. I am very glad to help you on it.
I tested on my side, I enabled default "description" column in document library. And it is read-only by default. However folders properties can be edited it in grid view if you enable"Require that this column contains information" settings as below:
If you have any further related question, please feel free to let me know.
Best Regards,