Dell Wyse ThinOS Version 9.0 Operating System Release Notes November 2020 Rev. A04 Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners. Contents Chapter 1: Overview...................................................................................................................... 6 Chapter 2: Version matrix..............................................................................................................7 Chapter 3: ThinOS 9.0.4024.......................................................................................................... 8 Release summary................................................................................................................................................................. 8 Previous version...................................................................................................................................................................8 Upgrade to ThinOS 9.0.4024 from previous versions of ThinOS 9.0.....................................................................8 Upgrade to ThinOS 9.0.4024 from ThinOS 8.6............................................................................................................9 Compatibility......................................................................................................................................................................... 9 Supported platforms..................................................................................................................................................... 9 Supported packages..................................................................................................................................................... 9 BIOS details.....................................................................................................................................................................9 New and enhanced features........................................................................................................................................... 10 Important notes..................................................................................................................................................................13 Test environment matrix............................................................................................................................................ 14 Fixed issues..........................................................................................................................................................................14 Known issues.......................................................................................................................................................................16 Chapter 4: ThinOS 9.0.3030........................................................................................................ 18 Release summary............................................................................................................................................................... 18 Previous versions............................................................................................................................................................... 18 Upgrade to ThinOS 9.0.3030..........................................................................................................................................18 Compatibility........................................................................................................................................................................19 Supported platforms................................................................................................................................................... 19 Supported packages....................................................................................................................................................19 BIOS details................................................................................................................................................................... 19 New features in ThinOS 9.0.3030................................................................................................................................. 19 Limitations......................................................................................................................................................................19 Test environment matrix................................................................................................................................................. 20 Fixed issues.........................................................................................................................................................................20 Known issues......................................................................................................................................................................22 Chapter 5: ThinOS 9.0.2108........................................................................................................ 23 Release summary...............................................................................................................................................................23 Previous version................................................................................................................................................................ 23 Upgrade to ThinOS 9.0.2108.......................................................................................................................................... 23 Compatibility.......................................................................................................................................................................24 Supported platforms...................................................................................................................................................24 Supported packages................................................................................................................................................... 24 BIOS details...................................................................................................................................................................24 New and enhanced features...........................................................................................................................................24 Microsoft Teams optimization..................................................................................................................................24 Citrix updates............................................................................................................................................................... 26 Contents 3 Important notes................................................................................................................................................................. 26 Test environment matrix........................................................................................................................................... 26 Known issues...................................................................................................................................................................... 27 Chapter 6: ThinOS 9.0.2081........................................................................................................ 28 Release summary...............................................................................................................................................................28 Previous version................................................................................................................................................................ 28 Upgrade to ThinOS 9.0.2081.......................................................................................................................................... 28 Downgrading to ThinOS 9.0.1136............................................................................................................................ 29 Compatibility.......................................................................................................................................................................29 Supported platforms...................................................................................................................................................29 Supported packages................................................................................................................................................... 29 BIOS details...................................................................................................................................................................29 New and enhanced features...........................................................................................................................................30 End