The HFS+ file system is supported by macOS High Sierra and previous releases of macOS and OS X. And more often than not, it results in a continuous and pestering headache more so when copying and transferring files. The problem is, this versatility brings forth incompatibility. Well, this is inevitable considering that we are living at the helm of the golden age of information- where different operating systems are an indispensable requisite. If my instincts are right, you are working or living in an environment that consists of both Windows and Mac computers.
