Release Notes
Table Of Contents
- Dell Wyse ThinOS Version 9.1 Operating System Release Notes
- Contents
- Overview
- ThinOS 9.1.3112
- ThinOS 9.1.2101
- Release summary
- Firmware upgrade
- Compatibility
- New and enhanced features
- Flash protection reliability
- Keyboard layout updates
- New options added for Customize Privilege Level
- Supports external secure MQTT for Wyse Management Suite server
- New background picture for ThinOS
- Shutdown menu update
- Display port audio design enhancement
- Poly EagleEye Mini webcam support
- VNC password restriction
- Proxy
- Citrix Workspace App update
- Microsoft Direct Remote Desktop Protocol updates
- Windows Virtual Desktop
- HID fingerprint reader support
- Imprivata updates
- Teradici cloud access updates
- Supports the Bloomberg keyboard
- Important notes
- Limitations
- Tested environments matrix
- Tested peripherals
- Tested smart cards
- Known issues
- Fixed issues
- ThinOS 9.1.1131
- Upgrade to ThinOS 9.1 from ThinOS 8.6
- Compatibility
- ThinOS 9.1 and ThinOS 8.6 feature comparison
- New and enhanced features
- New ThinOS features
- Admin Policy Tool
- Admin Policy Tool feature list
- Support for Wyse Management Suite 3.1
- Smart card sign-in
- Enhanced User Interface
- Account privileges
- Change group notice
- Download notice
- New system tray items
- New DHCP option tag
- Captive portal detection for wireless
- EPOS connect headset support
- Jabra Xpress headset support
- Install the operating system image and packages using Admin Policy Tool
- New Citrix features
- Citrix multiple virtual channels
- Microsoft Teams optimization
- Microsoft Teams optimization feature matrix
- Microsoft Teams optimization limitations
- Zoom optimization on Citrix
- Zoom optimization feature matrix
- Zoom optimization known issues
- Cisco Webex Teams optimization
- Cisco Webex Teams optimization on Citrix Workspace app feature matrix
- Cisco Webex Teams optimization known issues
- Cisco webex meetings optimization
- Cisco Webex Meetings optimization feature matrix
- Cisco Webex Meetings optimization known issues
- Cisco Jabber Softphone for VDI
- Cisco Jabber Softphone for VDI support matrix
- Cisco Jabber Softphone for VDI limitations
- Federated Authentication (SAML/Azure AD)
- Browser Content Redirection
- Citrix HDX Adaptive transport (EDT)
- HDX Adaptive Display V2
- Citrix ADC Native OTP
- Autoconfiguration of email-based account discovery using DNS
- Desktop Viewer/Toolbar
- Workspace mode
- Citrix printer update limitations
- Citrix printer update
- Keyboard Layout Mode
- VMware Horizon
- VMware Horizon Management and configuration
- Unified Access Gateway
- Scanner redirection
- Serial ports redirection
- FIPS-140-2 mode
- Session collaboration
- Battery state redirection
- Workspace ONE mode
- Relative mouse
- Limitations for VMware Horizon
- Zoom optimization on VMware
- Zoom optimization on VMware feature matrix
- Zoom optimization known issues
- Cisco Webex Teams optimization on VMware
- Cisco Webex Teams optimization on VMware feature matrix
- Cisco Webex Teams optimization known issues
- Cisco Jabber Softphone for VDI on VMware
- Cisco Jabber Softphone for VDI support matrix on VMware
- Cisco Jabber Softphone for VDI limitations on VMware
- Microsoft Teams on VMware
- Microsoft Windows Virtual Desktop and Remote Desktop Services
- Teradici Cloud Access and Amazon Workspaces
- Imprivata
- Identity automation
- New ThinOS features
- Changes from ThinOS 8.6
- What is removed compared to ThinOS 8.6
- Important notes
- Tested environments matrix
- Tested peripherals matrix
- Fixed issues
- Known issues
- Citrix Workspace app 2106 package for ThinOS
- Citrix Workspace app 2104 package for ThinOS
- Resources and support
- Contacting Dell
Table 23. Fixed issues (continued)
Issue ID Description
DTOS-3206/ CIPS-21754 Fixed an issue where inactivity lock with countdown does not
function properly.
DTOS-3164/ CIPS-21771 Fixed audio issues that occur when running Microsoft Teams in
VMware Horizon with Blast protocol.
DTOS-3094/ CIPS-21802 Fixed an issue where SMB printer configurations are not set as
defined by Wyse Management Suite ThinOS 9.x policies.
DTOS-3035/ CIPS-21570 Fixed a latency issue that occurs when badging back into an
active session.
DTOS-3009/ CIPS-21800 Addressed an issue that prevents microphones and webcams
from being redirected to Azure Cloud.
DTOS-3008/ CIPS-21386 Fixed an issue where OKTA authentication stops functioning
after upgrade.
DTOS-2986/ CIPS-21703 Added support for $DHCP system variable.
DTOS-2977/ CIPS-21743 Fixed an issue where Imprivata Agent reports wrong IP and
MAC addresses in the Imprivata Admin Console.
DTOS-2953/ CIPS-21698 Fixed an issue pertaining to Duo authentication with ThinOS.
DTOS-2952/ CIPS-21186 Fixed an issue where microphones do not get redirected to
Azure Cloud sessions.
DTOS-2941/ CIPS-20293 Fixed an issue that prevents login using external Horizon UAG
when the Change password on next login option is enabled
in AD.
DTOS-2893/ CIPS-21634 Fixed a VMware UAG login failure loop.
DTOS-2892/ CIPS-21629 Fixed an issue where the screen saver setting does not work
when Imprivata is enabled.
DTOS-2860/ CIPS-21397 Fixed an issue where smartcards do not read when inserted
after boot.
DTOS-2858/ CIPS-21637 Fixed an issue where Duo MFA does not work.
DTOS-2857/ CIPS-21654 Fixed an issue where the ThinOS Legal Notice does not display
after upgrading to ThinOS 9.
DTOS-2830/ CIPS-21605 Fixed an issue where Troubleshooting Network Traces stops
after 5 KB.
DTOS-2802/ CIPS-21564 Fixed the RSA Token Authentication issue that is seen after
upgrade.
DTOS-2799/ CIPS-20371 Fixed an issue where expired active directory passwords can
request a VMware session.
DTOS-2789 Fixed an issue where imported PFX certificate chains do not
show the root CA.
DTOS-2785/ CIPS-21526 Fixed an issue where the keyboard layout on RDP sessions
default to US (English).
DTOS-2773/ CIPS-21359 Fixed an issue where Azure MFA authentication fails when
using a token code (Horizon Server or Agent version 7.12).
DTOS-2764/ CIPS-21482 Fixed a numeric keypad issue that occurs when using a USB-
HUB.
DTOS-2741/ CIPS-20412 Fixed an issue where you cannot log in to Horizon
environments when the Change password on next login
policy is enabled in AD.
44 ThinOS 9.1.3112