Download macOS Mojave 10.14.6 Supplemental Update
This update contains bug fixes that improve the stability, performance, and security of your Mac, and is recommended for all users.
• Resolves an issue that may cause certain Mac notebooks to shut down during sleep
• Fixes an issue that may degrade performance when working with very large files
• Addresses an issue that may prevent Pages, Keynote, Numbers, iMovie, and GarageBand from updating