============================================================================= ============================================================================= DisplayLink Software Release: External Release Note Software Package: DisplayLink Graphics Software Package Version: 8.5.3739.0 Software Package Date: 6th July 2018 DisplayLink Ethernet Driver Version: 8.5.3447.0 DisplayLink Audio Driver Version: 8.5.3357.0 Windows 7 - Windows 10 Build 10586: - DisplayLink Core Software Version: 8.5.3595.0 - DisplayLink Core Software Date: 29th June 2018 Windows 10 Build 14393 onwards: - DisplayLink Graphics Driver Version: 8.5.3594.0 - DisplayLink Graphics Driver Date: 28th June 2018 ============================================================================= ============================================================================= A. Introduction =============== This is the R8.5 M2 release, the second maintenance release of 8.5. It has been put through our full system tests and is suitable for deployment to end-users. DisplayLink software release 8.5 delivers: - DisplayLink DL-6950 video playback improvements - Gigabit Ethernet speed improvements on lower end platforms - Alternate encoding developer preview (details on 8.5 beta forum) - Other performance and reliability improvements This release is for Windows 7 and later. The DL-3xxx, DL-4xxx (where applicable) and DL-5xxx plus the associated software, is tested to meet the following compliances at the time of release: - DisplayPort (source 1.2) - USB 2.0 - DisplayPort ++ - HDCP over HDMI - HDCP over DVI - HDMI (source 1.4a) The DL-6xxx plus the associated software, is tested to meet the following compliances at the time of release: - DisplayPort (source 1.2) - DisplayPort ++ - USB 2.0 - USB 3.0 - HDMI (source 1.4 and 2.0) For further support and information about DisplayLink software, please visit http://support.displaylink.com/ A1. Important notes about DL-1xxx/DL-3xxx/DL-41xx/DL-5xxx/DL-6xx0 Firmware ====================================================== This software release contains an embedded firmware image. DL-1xxx/DL-3xxx/DL-41xx/DL-5xxx/DL-6xx0 devices will be automatically updated with this firmware upon connection. B. Contents =========== A. Introduction A1. Important notes about DL-1xxx/DL-3xxx/DL-41xx/DL-5xxx/DL-6xx0 Firmware B. Contents C. New features C1. Issues fixed since R8.4 release (8.4.3480/8.4.3485) D. How to Install and Use E. Supported Operating Systems F. PC Recommended Specifications G. Language Support H. Supported Hardware I. Known Issues and Limitations C. New features =============== DisplayLink software release 8.5 delivers: - DisplayLink DL-6950 video playback improvements - Gigabit Ethernet speed improvements on lower end platforms - Alternate encoding developer preview (details on 8.5 beta forum) - Other performance and reliability improvements C1. Issues fixed since R8.4 release (8.4.3480/8.4.3485) ---------------------------------------------------- Issues fixed in 8.5 M2 release (8.5.3595.0/8.5.3594.0) ------------------------------------------------- - Outdated Windows 7 installation not supporting SHA-256 hashing could install the DisplayLink driver but machine would not boot properly due to signature validation failing. SHA-1 is obsolete and machines should be kept up-to-date though. (27807, 28101) - To improve user experience, temporarily disabled DL-6950 U1/U2 link power management on USB PID 0x6005 only whilst supplier investigates a USB 3.1 Gen 2 HC+hub interoperability issue. (27481) Issues fixed in 8.5 M1 release (8.5.3490/8.5.3459) ------------------------------------------------- - Internet Explorer 11 does not refresh when lock/unlock in Windows Basic graphics mode on Windows 7 - 8.1 (27692) - On Windows 10, display mode can't be changes from second only to duplicate or clone, with selected modes on specific products (27393) - CVE-2018-7884 - the embedded cleaner could be swapped during driver update to execute other application. Not applicable to Windows 10 Windows Update installation (27488) Issues fixed in 8.5 release (8.5.3365.0/8.5.3361.0) ------------------------------------------------- - Screen doesn't get updated on Windows 7 when switching from Aero accelerated to Basic mode (27054) - Black screen on DisplayPort with HP LP2475w monitor on DL-6950 (27203) - Some 4Kp60 modes wrongly filtered out as Unsupported on DL-6950 HDMI (27334) - Corporate msi package for RS/IDD shouldn't have RS1 in their file name (25499) - Harsh sounds/clicks on the headset during resuming from hibernation (26694) D. How to Install and Use ========================= Please find detailed guidance and information about how to install and use this software, see the articles on the DisplayLink support site: http://support.displaylink.com/knowledgebase/articles/615714 Information on corporate deployment can be found here: http://support.displaylink.com/knowledgebase/articles/607686 Corporations can download the MSI installation files from: http://www.displaylink.com/downloads/corporate For further support and information about DisplayLink software, please visit http://support.displaylink.com E. Supported Operating Systems ============================== This release can be installed on the following operating systems: - Windows 7 (32-bit and 64-bit editions) - Windows 8, 8.1 (32-bit and 64-bit editions) - Windows 10 (S) (32-bit and 64-bit of Intel/AMD platforms) - Windows 10 S (64-bit Qualcomm Snapdragon platforms) via INF package only F. PC Recommended Specifications ================================ Please find detailed information about the minimum and recommended system specifications needed to run this software in the DisplayLink http://support.displaylink.com/knowledgebase/articles/524951 G. Language Support =================== Please find the complete list of languages supported by this software: http://support.displaylink.com/knowledgebase/articles/630820 H. Supported Hardware ===================== Devices supported: - DL-6910 / DL-6950 - DL-5500 / DL-5700 / DL-5900 / DL-5910 - DL-41xx - DL-3100 / DL-3500 / DL-3700 / DL-3900 / DL-3950 - DL115 / DL125 / DL165 / DL195 I. Known Issues and Limitations =============================== System behaviour with DisplayLink attached screens has been well tested. Testing covers plug/unplug, mode changes, playing video, hibernate, sleep/standby, multiple users, different user rights, attached screen as primary screen, attached screen as only screen, and other aspects. - When upgrading from R8.1, disconnecting and re-plugging the USB of the product using DisplayLink technology is necessary (25057, 25075) - Windows 7 requires Microsoft KB3033929 or later installed to validate SHA-256 driver signature hashing. SHA1 has been deprecated (23965) - Devices with mass storage or auto-install are not supported by Windows 10 Anniversary Update UMDF USB driver DisplayLink uses (21959) - Windows 10 Anniversary Update sets the wrong preferred mode 9124025 (23871). Fixed in OS build 17700+. - Upgrading to 8.5 M1 with SETUP.EXE leaves the previous entry in Add and Remove Programs list (27806) - Driver for Qualcomm Snapdragon ARM64 is Attested and not WHCP Certified. No user visible impact. New drivers to be WHCP as soon as portal allows it. For information about specific issues please see the DisplayLink support knowledgebase: http://support.displaylink.com/knowledgebase