How can I backup all of my Macbook files on an iCloud and keep the originals as well? I thought about drag and drop, but I would have to manually replace any new or edited files. I have 2TB available in ICloud.
Welcome to the community, ,
Please check this detailed explanation article on How to backup mac files to iCloud. How to Backup your Mac to iCloud.
Check the information following this link, I hope it helps