Apple releases macOS 10.15.4 supplemental update with bug fixes and more

Apple today has released macOS 10.15.4 supplemental update. This update fixes an issue where Mac computers running macOS Catalina 10.15.4 could not participate in FaceTime calls with devices running iOS 9.3.6 and earlier or OS X El Capitan 10.11.6 and earlier.

This update also brings MacBook Air 2020 improvements and bug fixes that fixes an issue where a USB-C port in your Mac may become unresponsive.

Release Notes:

  • Fixes an issue where Mac computers running macOS Catalina 10.15.4 could not participate in FaceTime calls with devices running iOS 9.3.6 and earlier or OS X El Capitan 10.11.6 and earlier
  • Resolves an issue where you may repeatedly receive a password prompt for an Office 365 account
  • Fixes an issue where MacBook Air (Retina, 13-inch, 2020) may hang in Setup Assistant or when disconnecting and reconnecting a 4K or 5K external display
  • Resolves an issue where a USB-C port in your Mac may become unresponsive

We will update this article if we discover anything else new in this update.

Holden Satterwhite
Author: Holden Satterwhite

Founder of Appleosophy and Redfruit Media. Twitter: @hesatter

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