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        DisplayLink macOS Application Release Note

Version: 15.0.0
Build: 58bd88dcbcc (22)

Date: 16th December 2025

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A. Introduction
===============

This is DisplayLink Manager macOS app 15.0.0 release.
Details about this app can be found in our FAQ: https://support.displaylink.com/knowledgebase/articles/1932214
This version supports macOS versions 14.x, 15.x and 26.x. See section D for details.

A full list of known issues can be found in the "Known issues and limitations" section below.

B. Contents
===========

A.  Introduction
B.  Contents
C.  Changes in this release
C.1 Changes since 14.0 release
D.  Supported operating systems
E.  Language support
F.  Supported hardware
G.  Operating system limitations
H.  Known issues and limitations
I.  Third-party component libraries

C Changes in this release
=========================

- Support for macOS Night Shift.
- Additional HiDPI modes enabled by default. 
- Refreshed GUI and updated icons.
- Fixed issue where one DP-connected screen remained black after upgrading DisplayLink Manager App. (VIFR-6853)
- Enhanced video playback for smoother performance. (VIFR-7115)
- Removed the fake 8K mode from Display Settings when Additional HiDPI modes are enabled. (VIFR-6970, VIFR-7024)
- Resolved mismatch between Display Settings refresh rate and actual monitor refresh rate. (VIFR-6770)
- Fixed DisplayLink App menu bar popping up automatically without user interaction. (VIFR-7107)
- Resolved DisplayLink Manager App crash after running Shortcuts on the app. (VIFR-7110)
- Improved performance when sharing an external screen in Microsoft Teams. (VIFR-7158, PS-5467)
- [DL-6350] Enhanced mouse pointer responsiveness for smoother navigation. (VIFR-7022)

C.1 Changes since 14.0 release
================================

Changes in 14.2
-----------------
- [DL-6xxx] Fixed intermittent image corruption after changing monitor resolution. (VIFR-6903)
- [DL-7xxx] Fixed rare image corruption during simultaneous video playback. (VIFR-6941)
- [DL-7xxx] Resolved issue where some HKC TVs remained blank after resume from sleep. (VIFR-6849)

Changes in 14.1
-----------------
 - Fixed temporary screen dimming or color shifts when a video call overlay was detected. (PS-5247)
 - Fixed occasional oscillating brightness visible on certain colors. (VIFR-6165)
 - Fixed an issue where, on some monitors, the OSD menu would disappear quickly after opening. (VIFR-6438)
 - [DL-7xxx] Fixed image artifacts around the mouse pointer when moving the video player window between screens. (VIFR-6743)
 - [DL-7xxx] Fixed image artifacts appearing around the mouse pointer in dark mode within certain applications, particularly when the Mac was under heavy system load. (VIFR-6760, VIFR-6852)
 - [DL-7xxx] Resolved an issue where lock screen contents could be displayed on an HDMI-connected screen when DisplayLink Manager was running. (VIFR-6342)
 - [DL-6xxx] Display modes with a width above 1920 that is not divisible by 16 are not supported. (VIFR-6730)
 - [DL-6350] Fixed an issue where 4K resolution was unavailable after resuming from sleep if the second monitor was unplugged during sleep. (VIFR-6823)

Changes in 14.0
-----------------
- Support for macOS Tahoe 26.
- The Login Screen Extension is installed automatically as part of the main installation package.
- Unlocking Mac with Apple Watch now respects the system setting.
- Support for the f.lux application is automatically detected and enabled. (VIFR-6838)
- Support request creation is now consistent across all platforms.
- Resolved an issue where some DisplayPort-connected monitors attached to the dock were incorrectly detected as 'No Monitor'. (VIFR-6529)
- [DL-6350] Fixed an issue where display timings exceeding device capabilities were incorrectly offered. (VIFR-6702)
- Fixed intermittent brightness changes after closing QuickTime or Safari in fullscreen mode. (VIFR-6705)


D. Supported operating systems
==============================

The DisplayLink macOS application can be installed on Apple Mac computers running OS version:
 - macOS Sonoma 14
 - macOS Sequoia 15
 - macOS Tahoe 26

Older versions of our drivers are available from our website:
https://www.synaptics.com/products/displaylink-graphics/downloads/macos


E. Language support
===================

The DisplayLink macOS application is only available in English.


F. Supported hardware
=====================

DisplayLink IC series supported:
- DL-7xxx
- DL-6xxx
- DL-5xxx
- DL-41xx
- DL-3xxx
- DL-1x5


G. Operating system limitations
===============================

Protected content from iTunes and other players is not visible on built-in graphics when DisplayLink screens are connected. (17087)

The list of available resolutions and the default resolution for 4K displays depends on the type of connection (HDMI or DisplayPort). To see a more complete list of resolutions follow these steps:
- Open the Displays preference in System Preferences.
- Go to the preferences panel for the DisplayLink screen.
- While keeping the option (alt) key pressed, select the "Scaled" option for the list of resolutions.

Manual Ethernet speed setting is not retained across reboots. (20973)

Since macOS Ventura 13, USB Restricted Mode protection is enabled by default on Apple Silicon MacBooks. 
This requires users to explicitly allow new USB peripherals, including products using DisplayLink technology.

H. Known issues and limitations
===============================

- An updated list of troubleshooting suggestions is available at http://support.displaylink.com/knowledgebase/topics/80209.
- It is not possible to unlock the MacBook via Apple Watch when screen saver is running/enabled.
- Some resolutions, especially HiDPI/ Retina ones, may be missing on Apple Mx products. (29526)
- Image corruption may occur after unplugging and replugging the device on Intel-based Macs. (VIFR-6803)

I. Third-party component libraries
==================================

The following 3rd-party libraries are included in this release:
 - boost				1.88.0 - Boost Software License 1.0
 - mbedTLS				3.6.5 - Apache 2.0 license
 - mbedTLS				3.6.2 - Apache 2.0 license (device firmware)
 - JSON for Modern C++			3.12.0 - MIT License
