Release Notes
Table Of Contents
- Dell Wyse ThinOS Version 9.1 Operating System Release Notes
- Contents
- Overview
- Citrix Workspace app 2104 package for ThinOS
- 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
- Resources and support
- Contacting Dell
Table 33. Known issues (continued)
Issue ID Description Workaround
DTOS-1938 All outgoing VMware Horizon connection goes through
proxy.
There is no workaround in this release.
DTOS-1934 Fast Disconnect Setting (Ctrl+F12) disconnects all
VMware blast sessions but not the current session.
There is no workaround in this release.
DTOS-1933 Citrix RTME does not use proxy server. There is no workaround in this release.
DTOS-1877 Open and close Network Setup window displays the
IEEE802.1x credential window with saved credentials
cleared.
Do not click OK to close Network Setup
window if wired IEEE802.1x is configured. Click
Cancel to close.
DTOS-1848 Type-C USB disk redirects into a VMware blast session on
the initial attempt.
Relaunch the blast session.
DTOS-1819 Volume control issues are seen when using a VDI session. There is no workaround in this release.
DTOS-1818 Touch screen double-click functionality is hard to control in
a VDI session.
Use mouse or keyboard, or hold touch to
display the right click menu to open.
DTOS-1817 Belgian (Comma) keyboard mapping is not supported in a
VMware blast session.
There is no workaround in this release.
DTOS-1816 There are issues while changing the main screen from
screen 1 to screen 2.
Manually drag the session to main screen.
DTOS-1804 Removing IEEE802.1x wired authentication ENET1
configurations in Wyse Management Suite does not remove
them from the client.
You must also disable the Enable EAP
Authentication option for ENET1.
DTOS-1797 Right-click X cannot be used to log off VMware blast
sessions in modern mode.
There is no workaround in this release.
DTOS-1793 External monitors using 2560x1440 resolution may not
function when connected to Wyse 5470 Mobile Clients.
This issue has been found on Dell P2718Q
monitor. You may use a different monitor.
DTOS-1770 Random issue occurs where VMware blast sessions display
a black screen after launch.
Relaunch the blast session or log in again
to the Horizon Broker agent and relaunch
session.
DTOS-1755 Orientation or resolution may not be restored after reboot
or power off.
There is no workaround in this release.
DTOS-1751 While running a full screen VMware blast session the display
test window does not appear as expected.
Close the blast session first then change the
display setting.
DTOS-1743 Smartcard certificate selection menu may prompt for
certificate selection when connecting to NetScaler with
smartcard.
Close the Select Certificate window, then
press Esc on the user login window or reboot
client to get the Select Client Certificate
window.
DTOS-1728 The VPN connection is not restored automatically after
waking up from sleep mode.
Manually connect VPN.
DTOS-1692 You cannot enable Microsoft Teams VDI optimization
though proxy.
There is no workaround in this release.
DTOS-1681 When using Imprivata ProveID Embedded, smart cards treat
as token may not function as expected.
It may work after reboot.
DTOS-1658 Teradici intermittently displays an error message on launch
and fails to connect.
Reinitialize the Teradici Broker agent by
pressing the Esc key.
DTOS-1653 Dell P2418HT Touch monitors when connected to a Wyse
3040 client may display a black screen after reboot.
Do not use the direct DP cable, there is no
issue when you use DP to HDMI or DP to VGA
convertor.
ThinOS 9.1.2101 43