Macos Catalina 10.15.1 (19b88) Update Only Apr 2026

, enabling Mac users to take full advantage of active noise cancellation and transparency modes.

: A new option was added to completely delete your Siri and Dictation history from Apple's servers. Resolved Issues and Fixes macOS Catalina 10.15.1 (19B88) Update Only

The 19B88 build addressed several nagging bugs from the initial Catalina launch: , enabling Mac users to take full advantage

: The headline feature for many was the integration of support for the newly released AirPods Pro Go to product viewer dialog for this item. Released on October 29, 2019, the update marked

Released on October 29, 2019, the update marked a significant first point release for the Catalina operating system. This massive update, weighing in at approximately 4.49 GB , introduced essential hardware support and long-awaited privacy controls. Key Features and Hardware Support

: Apple added over 70 new or updated emoji , including gender-neutral options, various skin tones for couples, and accessibility-themed icons like wheelchairs and service dogs. Home App Upgrades :

: Added a convenient two-finger swipe gesture for easier back navigation.