OAuth authentication support with accounts for improved security.

High Dynamic Range output to HDR10-compatible third-party displays and TVs connected with DisplayPort or HDMI.

This update also includes bug fixes and other improvements.

Head pointer preference for moving a cursor on the screen based on the precise movements of your head.

Customized reference modes that you can tailor to specific workflow needs by selecting from several color gamut, white point, luminance, and transfer function options.

Recently played Arcade games appear in the Arcade tab so you can continue playing on iPhone, iPod touch, iPad, Mac, and Apple TV.

Universal Purchase support enables the use of a singular purchase of a participating app across iPhone, iPod touch, iPad, Mac, and Apple TV.HDR playback support on compatible computers for Netflix content.Controls for duplicating a tab and for closing all tabs to the right of the current tab.Option to import Chrome passwords into your iCloud Keychain for easy AutoFill of your passwords in Safari and across all your devices.Time-synced lyrics view for Apple Music, including the ability to jump to your favorite part of a song by clicking a line in lyrics view.Playback control of music videos for your children.Communication limits for controlling who your children can communicate with and be contacted by throughout the day and during downtime.Permissions to choose who can make changes and upload files and who can only view and download files.Controls to limit access only to people you explicitly invite, or to grant access to anyone with the folder link.iCloud Drive folder sharing from Finder.The update also improves the stability, reliability, and security of your Mac.

MacOS Catalina 10.15.4 introduces iCloud Drive folder sharing, Screen Time communications limits, Apple Music time-synced lyrics view, and more.

Autocad 2015 for mac update 4