"Could not create the necessary file in /Volumes/...Operation not permitted"

[this.i...@gmail.com]

MacOS 13.5

MBP 13" 2020

SilverRiver external enclosure

Western Digital White drive (which, except for spinning down and hosing Finder seems to work correctly otherwise)

Keep Drive Spinning 3.0

Many thanks for your hard work! I took an old lady kayaking in your name :)