Macos Catalina 10.15.1 (19b88) Update Only Apr 2026
: A new option was added to completely delete your Siri and Dictation history from Apple's servers. Resolved Issues and Fixes
: Fixed issues where playlists inside folders wouldn't display correctly and resolved a bug where downloaded titles were missing from the TV app's Downloads folder. macOS Catalina 10.15.1 (19B88) Update Only
: The headline feature for many was the integration of support for the newly released AirPods Pro Go to product viewer dialog for this item. : A new option was added to completely
: Solved a problem where the app would open to the last viewed contact instead of the full contact list. : Solved a problem where the app would
The 19B88 build addressed several nagging bugs from the initial Catalina launch:
For a successful installation, users were advised to have at least , as the update process required significant temporary storage beyond the file size itself. Download macOS Catalina 10.15.1 Update - Apple Support
: Introduced support for AirPlay 2-enabled speakers within Home app scenes and automations. Privacy and Security Improvements
