Dell Wyse ThinOS Version 9.1 Operating System Release Notes September 2021 Rev. A08 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. © 2021 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...................................................................................................................... 7 Version matrix.......................................................................................................................................................................7 Downgrading the ThinOS firmware.................................................................................................................................8 Chapter 2: ThinOS 9.1.3129........................................................................................................... 9 Release summary.................................................................................................................................................................9 Firmware upgrade................................................................................................................................................................9 Important notes..............................................................................................................................................................9 Prerequisites for firmware upgrade.........................................................................................................................10 Upgrade from ThinOS 8.6 to ThinOS 9.1.3129 using Wyse Management Suite........................................... 10 Upgrade from ThinOS 9.0.4024 to ThinOS 9.1.3129 using Wyse Management Suite................................ 10 Upgrade from ThinOS 9.1.x to ThinOS 9.1.3129 using Wyse Management Suite..........................................11 Compatibility........................................................................................................................................................................12 ThinOS build details..................................................................................................................................................... 12 ThinOS application package details......................................................................................................................... 12 Previous version........................................................................................................................................................... 12 Tested BIOS version for ThinOS 9.1.3129.............................................................................................................. 13 Citrix Workspace app feature matrix.......................................................................................................................13 VMware Horizon feature matrix...............................................................................................................................19 New and enhanced features...........................................................................................................................................24 ThinOS updates........................................................................................................................................................... 24 Citrix Workspace app features updates.................................................................................................................24 Limitations...........................................................................................................................................................................25 Tested environments matrix...........................................................................................................................................25 Supported peripherals...................................................................................................................................................... 27 Supported smart cards.................................................................................................................................................... 33 Known issues......................................................................................................................................................................35 Fixed issues.........................................................................................................................................................................35 Chapter 3: ThinOS 9.1.3112..........................................................................................................36 Release summary...............................................................................................................................................................36 Firmware upgrade............................................................................................................................................................. 36 Important notes........................................................................................................................................................... 36 Upgrade to ThinOS 9.1.3112 from ThinOS 8.6 using Wyse Management Suite........................................... 37 Upgrade to ThinOS 9.1.3112 from ThinOS 9.0.4024 using Wyse Management Suite.................................38 Upgrade from ThinOS 9.1.1131 or 9.1.2101 to ThinOS 9.1.3112 using Wyse Management Suite............... 38 Compatibility.......................................................................................................................................................................39 ThinOS build details.................................................................................................................................................... 39 ThinOS application package details........................................................................................................................ 39 Previous version.......................................................................................................................................................... 39 Tested BIOS details.................................................................................................................................................... 39 Citrix Workspace app feature matrix......................................................................................................................40 VMware Horizon feature matrix.............................................................................................................................. 46 New and enhanced features........................................................................................................................................... 51 Contents 3 Unified Communications optimization package updates.................................................................................... 51 ThinOS enhancements............................................................................................................................................... 52 Admin Policy Tool and Wyse Management Suite policy settings updates.................................................... 52 Citrix Workspace App features update.................................................................................................................. 53 Imprivata........................................................................................................................................................................54 Identity Automation.................................................................................................................................................... 54 Teradici PCoIP updates..............................................................................................................................................54 RDP connection updates...........................................................................................................................................54 Horizon Blast updates................................................................................................................................................ 54 Important notes.................................................................................................................................................................55 Limitations...........................................................................................................................................................................56 Tested environments matrix...........................................................................................................................................58 Supported peripherals......................................................................................................................................................60 Supported smart cards...................................................................................................................................................