Known issues with DisplayLink on macOS 10.12 (Sierra)

Since the release of 10.9 Mavericks, macOS has introduced several issues with virtual screens. Despite some fixes since 10.12.0, some operating system issues are still outstanding in Sierra. Please see below for details.

The following issues have been found on macOS 10.12 and do not currently have a resolution:
  • Since 10.12.4, some systems show corrupted window contents in some applications (Word, Keynote, Parallels, VLC for example). (31495935) 
  • As a workaround it may help to reset the SMC (https://support.apple.com/en-gb/HT201295) and turn off "Automatic graphics switching" in the Energy saver system preference.
  • Corrupted window title bar and widgets. To work around, select System Preferences -> Accessibility -> Display -> Reduce transparency (27244226)
  • Screen corruption in Finder when "Displays have separate Spaces" is disabled in the Mission Control system preference. (29825934)
  • The window server can crash logging our the user when minimising applications, for example iTunes (23182216)
  • A few applications can show corruption and/or missing contents while updating windows contents. Examples are Maps, iBooks and the Dock (15319693, 19090583)
  • Corruption around window borders for Carbon applications, for example Microsoft Office 2011 (18552488)
  • Black menu bar on DisplayLink screens while mirroring (17703682)
  • Apple menu icon misplaced on DisplayLink screens
To help Apple prioritising these issues we advise to open a bug at http://bugreport.apple.com including the information about your specific set up. For each issue in brackets you can find the relative ID of DisplayLink's entry in the Apple bug reporting system.

macOS 10.12.1 fixed the following issues:
  • Incomplete rendering of window contents in some applications, for example Safari and App Store (27762841)
  • Safari web content crashing when moving window between DisplayLink and internals screen (28277831)
macOS 10.12.2 fixed the following issues:
  • The window server can crash while using Mission Control features (28666654)
  • Black contents in applications windows when moved to a DisplayLink screen (27222605)
macOS 10.12.4 (beta 4) fixed the following issues:
  • On some systems, Internal screen blank at login with password when USB screens are connected (27765729)

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