# 1. Mount the official Office installer hdiutil attach /path/to/Office_Installer.dmg
Rarely, the issue lies with macOS’s dynamic linker cache. Run Disk Utility’s on your startup volume. Then in Terminal: Microsoftsetupui.framework Mac Patch Download
If the error reappears after running the installer: Microsoftsetupui.framework Mac Patch Download
In the vast majority of cases, this specific file name is associated with rather than a legitimate Microsoft update. Understanding what this file is and why it appears can help you protect your Mac. Microsoftsetupui.framework Mac Patch Download
Then launch MAU again.
In older Mac environments (typically OS X 10.5.8 through 10.12), this framework handles the user interface elements of the Microsoft Office Setup Assistant. Licensing Verification