Suddenly I can't copy files over 1GB to my 1TB My Book Live

I have copied a lot of movies that I made from DVD’s to my 1TB My Book Live, and suddenly tonight I can’t copy any files over 1GB. I can still copy files less than that. I’ve used 386GB of storage, so I’m not out of space. Thoughts?

See if this post can help you

New updates to Win10 have introduced new limitations to SMB file exchange.