Need to password-protect some files on your Mac? Want to stop them from being edited or deleted by mistake? Or do you just need to hide them away from prying eyes? macOS has solutions for all these ...

File locking has a long tradition in computing: you or independently running software wants to make sure that a file isn’t modified or deleted when it’s needed or in use. Because macOS is Unix based, ...

A computer's file permission settings determine who is able to access its files and who can make changes to them. The owner or administrator of a Mac computer can specify the permissions for any file, ...

The Get Info window’s Locked option prevents changes on a single Mac, and modifies the item’s Finder icon. Macworld reader Jeff noted that when he uses the Locked option, files stored in iCloud Drive ...