how to limit the modify the permission of USB files on MacOS?
I have a MicroSD storing some files and I want to limit the permission to "read only" when it is ejected from my Mac. I checked the "Get Info" menu but the "Sharing & Permissions" is unchangeable, as in the fig:
So is there any solution to change this property or should I use some third-party products?
MacBook Pro 13″, macOS 11.2