![]() ![]() ![]() The stable DisplayLink 2.1 release, due out by Nov. There is also a separate performance problem in DisplayLink's driver that can be fixed by DisplayLink itself. "The performance issue was due to the way our driver has to register with the OS for resources in 10.9 and will be a problem with v2.0 and 2.1 beta," Roose told us. We've e-mailed Apple ourselves, but we haven't heard back yet. AdvertisementĭisplayLink contacted Apple to make it aware of the bugs, but there's no word yet on when they might be fixed. The release note for v2.1 will cover all known issues," DisplayLink Senior Product Manager William Roose told Ars. "This list covers the major issues that we believe users will find. The list of Mavericks-specific bugs could expand, but it probably won't get much more extensive. DisplayLink does not have workarounds to fix these issues and requires Apple to fix these problems in future 10.9 OS X updates." Unfortunately, there appear to be regressions in these interfaces in OS X 10.9 which are exposed when using DisplayLink screens. "DisplayLink uses standard Apple interfaces to integrate into OS X to add additional USB graphics displays and obtain screen updates. These problems can't be fixed with a new DisplayLink driver, the company said. Again, this is caused by Apple's Window server crashing. On the Retina Macbook Pro, changing the layout to mirror logs the user out.This can be recovered by replugging the DisplayLink device. This is caused by Apple's Window server crashing. All screens black and unusable after unplugging a DisplayLink screen.Display arrangement is not kept when using 2 or more DisplayLink displays.Some applications can show corruption and/or missing contents while updating windows contents.Examples of applications that show this issue are Safari, QuickTime, and the App store. Some applications can show severe flickering on DisplayLink screens.It turns out I'm not alone-and my troubles are mild compared to those experienced by other users.Īccording to DisplayLink, the following bugs have been identified in OS X 10.9: Updating to a beta version of the DisplayLink driver that supports Mavericks didn't change anything. Instead of the mouse cursor moving smoothly across the screen as it does on my primary display, it travels in a jerking motion on my USB-powered monitor that relies on a DisplayLink driver. The first thing I noticed upon installing Mavericks on my Mac mini is that mouse movement on my second monitor was suddenly choppy. ![]()
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