MacOS Solution - External Drive Cannot Mount After Plug Off without Eject
<p>This problem is caused by system utility <strong>fsck</strong> which is abbrevation of <strong>F</strong>ile <strong>S</strong>ystem <strong>C</strong>onsistency Chec<strong>k</strong>, a tool for checking consistency of a file system in Unix and Unix-like operating systems, such as Linux, macOS, and FreeBSD. This Solution is based on <a href="https://apple.stackexchange.com/questions/235309/external-drive-does-not-mount-after-plug-off-without-eject" target="_blank" rel="noopener">This StackExchange Question</a> but with detailed steps.</p>