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 84. Fixed issues (continued)
Issue ID Description
THINOSX-7753 Wyse 5470 Thin Client with ThinOS 9.0.3030—Fixed the issue
where the system variable $TN is not accepted in the 802.1X
authentication settings.
THINOSX-7477 Wyse 5470 All-in-One Thin Client—Fixed the issue where the
integrated webcam does not redirect in Microsoft Teams if
the local system language is set to French or German.
THINOSX-7242 Fixed the issue where the shortcut key combination Windows
key + L does not lock the thin client.
THINOSX-7183 Fixed the issue where the Logitech webcam C920 is not
detected on Wyse 5070 Thin Client.
THINOSX-7114 Wyse 3040 Thin Client with ThinOS 9.0 2081—Fixed the issue
where Azure AD displayed Citrix Workspace App error when
you sign in after the client being idle.
Known issues
Table 85. Known issues
Issue ID Description Workaround
DTOS-790 Citrix - 80160001—The audio gets distorted when you play
HTML5 videos using Browser Content Redirection in the shared
screen while screen sharing on Microsoft Teams.
Disable Browser Content Redirection
before you share a website on Microsoft
Teams meeting.
DTOS-273 If you plug in the camera after you start the Zoom meeting, the
camera cannot be detected in Zoom.
Configure the camera before you start
the meeting.
DTOS-279 ICA session is not scalable when the resolution on the client is
changed.
Disconnect and reconnect the session
after the client resolution is changed.
DTOS-288 You must reenter password after you save layout. Enter the username and password of the
ICA session.
DTOS-657 When you use Browser Content Redirection, the audio
occasionally drops, and the video is not synchronized with the
audio.
Disable Browser Content Redirection.
DTOS-780 Lock terminal is not supported when you log in Citrix ADC
(formerly NetScaler) with web-based authentication such as
OTP or Azure saml single sign on.
This feature is not supported in this
release.
DTOS-870 Citrix80175782—On Microsoft Teams, the audio gets distorted
during a meeting when all the participants mute while the screen
presenter is sharing the screen or the camera, with audio.
Ensure that at least one participant has
not muted while the screen presenter
is sharing screen or has the camera
enabled.
DTOS-921 SaaS app cannot be launched. This feature is not supported in this
release.
DTOS-923 Chromium Embedded Framework (CEF) for Browser Content
Redirection (BCR) is not working.
This feature is not supported in this
release.
DTOS-939 App protection for Citrix is not working. This feature is not supported in this
release.
DTOS-940 Authentication enhancement in Citrix cloud deployments does
not work.
This feature is not supported in this
release.
DTOS-941 Citrix multiple audio is not working. This feature is not supported in this
release.
146 ThinOS 9.1.1131