Category: Supplemental Update

Apple Today Released macOS Catalina 10.15 Supplemental Update (19A602)

In a surprise today Apple released a new Supplemental updates for macOS Catalina 10.15. It’s a little strange that we are getting a Supplemental Update instead of 10.15.1. This update was most likely released due to the Setup Assistant Bug that plagued users. This update weighs in at 984.4mb and is available now for all Catalina users.

What’s included in the Catalina 10.15 Supplemental Update?

The macOS Catalina 10.15 Supplemental update includes installation and reliability improvements, and is recommended for all users.
This update:

• This update:
  – Improves installation reliability of ‌macOS Catalina‌ on Macs with low disk space
  – Fixes an issue that prevented Setup Assistant from completing during some installations
  – Resolves an issue that prevents accepting iCloud Terms and Conditions when multiple ‌iCloud‌ accounts are logged in
  – Improves the reliability of saving Game Center data when playing Apple Arcade games offline

BridgeOS update

BridgeOS was NOT updated in the Catalina Supplemental Update.

New and Previous Build Versions of 10.15

• 10.15.0 = (19A602) Today October 15th 2019
• 10.15.0 = (19A583) October 7th 2019

If I deployed/cached the old 10.15 Installer.app for OS Upgrades, do I need to redeploy?

Do I have to replace my deployable 10.15 Installer.app? – Yes

If you deployed the old version of the 10.15 (19A583) Installer, you should update it to the new (19A602). If you don’t your users will have to install the New Catalina Supplemental Update after installing or upgrading.

10.15 Supplemental Update Links

• Catalina Supplemental Update = Will update when download link becomes available.

Security Content

This Update has no Published CVE entries.