Macos Mojave 10.14.b1 (18a293u) Apr 2026

Based on your query, 14.b1 (Build 18A293u) , which was released in June 2018. Key Features of Mojave 10.14 Beta (18A293u)

Early beta users reported issues with the App Store, sometimes requiring users to sign out and back in. macOS Mojave 10.14.b1 (18A293u)

This was the final version of macOS to support 32-bit applications. Important Considerations (Historical) Based on your query, 14

As the first beta, this build contained bugs and was intended for developers testing app compatibility with Xcode 10. Based on your query

Automatically organizes files on the desktop by kind, tag, or date.

As of November 2021, macOS 10.14 Mojave is unsupported and does not receive security updates.

The major visual update allowed users to switch the entire user interface to a dark theme.