Apple releases macOS 10.15.5 |

Apple released macOS Catalina version 10.15.5 yesterday. The “small” update with a size of over 3 gigabytes brings new battery management to MacBooks in particular and corrects various small to medium-sized errors and security gaps. As always, you will find the corresponding changelog below.

macOS Catalina 10.15.5 changelog

With macOS Catalina 10.15.5, you now have battery status management for notebooks in the “Save energy” system setting as well as an option to control the automatic highlighting of video tiles for FaceTime group calls and controls for fine-tuning the integrated calibration of your Pro Display XDR. The update also improves the stability, reliability, and security of your Mac.

Battery status management

  • Battery health management to maximize the battery life of Mac notebooks
  • New display of the battery status in the “Save energy” system setting, which indicates when battery service is required
  • Option to disable battery health management

For more information, go to:

Setting for highlighting in FaceTime

  • An option to control automatic highlighting in FaceTime group calls that does not change the size of the video tile of speaking participants

Fine adjustment for the calibration of the Pro Display XDR

  • Controls for fine-tuning the built-in calibration of your Pro Display XDR by modifying the white point and luminosity for precise adjustment to your own display calibration goal

This update also includes bug fixes and other improvements.

  • Fixed an issue where “Reminders” might not send messages for recurring reminders
  • Fixed an issue that could block password entry on the login screen
  • Fixed an issue where the system settings would show a hint even after installing an update
  • Resolved an issue where the built-in camera may no longer be recognized after being used for a video conferencing app
  • Corrected a problem on Mac computers with the Apple T2 security chip, where the built-in speakers may no longer appear as sound output devices in the Sound preferences
  • Fixed a stability issue when uploading and downloading media files from iCloud Photo Library while the Mac was idle
  • Resolves a stability problem when transferring large amounts of data to RAID volumes
  • Fixed an issue where the Reduce Motion accessibility setting would not slow the pace of animations in a FaceTime group call

Some features may not be available in all regions or on all Apple devices.

For more information about this update, see:

For more information about the security aspects of Apple software updates, go to:

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