Apple has updated macOS to version 10.13.4. It’s available via the Updates section of the Mac App Store. According to the release notes, the upgrade improves the stability, performance, and security of your Mac, and it is recommended for all users. This update:
° Adds support for Business Chat conversations in Messages in the U.S.
° Adds support for external graphics processors (eGPUs).
° Fixes graphics corruption issues affecting certain apps on iMac Pro.
° Allows jumping to the right-most open tab using Command+9 in Safari.
read more