Cannot change permissons for single folder on file share - access denied

I’m planning to grant full privileges to members of “Domain Admins” (thus admin user at least, by default)

See also


https://wiki.samba.org/index.php/Setting_up_a_Share_Using_Windows_ACLs#Granting_the_SeDiskOperatorPrivilege_Privilege

It says it affects share permissions only. I understand it does not affect filesystem ACLs!