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-1643 Wyse 5470 Mobile Client enables a secondary monitor as
the primary monitor.
Reconfigure it manually.
DTOS-1626 The applications and desktops icon of two stores are
displayed on the desktop when the first store login is
canceled.
Log off from the server and log in again.
DTOS-1613 Intermittent issue occurs after the client resumes from
sleep mode.
There is no workaround in this release.
DTOS-1603 Mouse cursor focus must be on password field if a default
username is set in Admin Policy.
Use mouse or keyboard to switch the mouse
cursor.
DTOS-1600 When the network connection is down for more than 3
minutes, VMware blast sessions may not be able to launch
without relogging back into the Horizon Broker agent.
Relogin to the horizon Broker agent.
DTOS-1578 When changing resolutions with rotation enabled, the
system setting bar may be detached from the left terminal
border.
Close the window and open it again.
DTOS-1548 Applications may not restart after unlock. There is no workaround in this release.
DTOS-1547 Proximity card readers intermittently do not function after
client shutdown or reboot.
There is no workaround in this release.
DTOS-1473 The Citrix Log Preferences window must be on top when
displayed.
Keep the Citrix Log Preferences window at
the top.
DTOS-1357 NetScaler timeouts are not honored when with smartcard
authentication.
Do not set the NetScaler timeout or reboot
client when the issue happens.
DTOS-1000 Zoom application in Horizon blast does not perform VDI
optimization intermittently.
Exit Zoom, sign off from the session, relaunch
the blast session and relaunch Zoom. This may
need to be done several times.
DTOS-996 Timeouts do not work using NetScaler with Citrix
Workspace mode.
User can login with Classic mode or Modern
mode.
DTOS-910 Redirection issues noted when hot swapping SpeechMike
devices in VDI session.
Redirect the whole device and not just the HID
interface. Do not hotplug the device.
DTOS-856 Audio issues can be experienced when connecting multiple
Bluetooth audio devices.
There is no workaround in this release.
DTOS-845 User policies may not be applied when using a smartcard at
SignOn.
There is no workaround in this release.
DTOS-817/
DTOS-815
With Span Mode enabled, launching two ICA desktops using
Default window mode does not place the second session in
full screen on the second monitor.
There is no workaround in this release.
DTOS-771 A second monitor may not be recognized when plugged into
a docking session until entering the Display Setup menu.
Perform the display test on Display Setup
window. You may need to replug the docking
station.
DTOS-657 Intermittent audio and audio-video sync issues occur when
using Browser Content Redirection (BCR).
Disable BCR.
DTOS-477 Unified Communication echo occurs when using onboard
speaker, mic, or analog audio devices.
There is no workaround in this release.
DTOS-402 A blank webpage is unexpectedly displayed after closing the
Workspace One window.
Close and reopen the Workspace One window.
DTOS-385 The client may report two monitor labels in the display
setup window after unplugging an external monitor from the
client.
Plug out the cable swiftly.
44 ThinOS 9.1.2101