- Notes, cautions, and warnings
- Overview
- Version matrix
- ThinOS 9.1.6108
- ThinOS 9.1.5067
- ThinOS 9.1.4234
- Release date
- Downgrading the ThinOS firmware
- Firmware upgrade
- Compatibility
- New and enhanced features
- Tested environments matrix
- Supported peripherals
- Supported smart cards
- Fixed issues
- Known issues
- ThinOS 9.1.4097
- Release date
- Compatibility
- New and enhanced features
- Wireless chipset support and limitation for OptiPlex 3000 Thin Client
- VMware Horizon Blast updates
- Teradici PCoIP update
- Microsoft Windows Virtual Desktop update
- Unified Communications optimization packages update
- Identity automation updates
- Imprivata PIE limitation
- ThinOS updates
- Updates to Admin Policy Tool and Wyse Management Suite policy settings
- Tested environments matrix
- Supported peripherals
- Supported smart cards
- Known issues
- Security package 20220330_1.0.1.2 for ThinOS 9.1.6108
- Citrix Workspace app 2112, VMware Horizon 2111, Cisco WebEx Meetings VDI 41.12, Cisco WebEx VDI 41.12, and Zoom 5.8.4 application packages for ThinOS
- Release summary
- Supported platforms
- Important notes
- Installing the application package
- Compatibility
- New and enhanced features
- Citrix Workspace app updates
- Microsoft Teams update
- Citrix Workspace app limitations
- VMware Horizon updates
- Cisco WebEx Meetings VDI updates
- Cisco WebEx VDI updates
- Zoom application package updates
- Tested environments matrix
- Known issues
- Cisco WebEx Meetings VDI 41.10, Cisco WebEx VDI 41.10, Citrix Workspace app 2109, and HID fingerprint reader 210217_11 packages for ThinOS
- Resources and support
- Contacting Dell
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Dell Wyse ThinOS Version 9.1.4097, 9.1.4234, 9.1.5067, and 9.1.6108 Operating System Release Notes
Known issues
| Issue ID | Description | Workaround |
|---|---|---|
| DTOS-4898 | The Bluetooth mouse name is not displayed properly in the Bluetooth scan window. | There is no workaround in this release. |
| DTOS-4893 | Enable LPD service for the printer option does not work on ThinOS 9.1.4234 but works on ThinOS 8.x. | There is no workaround in this release. |
| DTOS-4884 | Some application icons are not displayed on the desktop when logged into classic mode using VPN. | Use connection manager to get the full application list. |
| DTOS-4804 | The selected default printer in the local client does not take effect in a broker connection. | There is no workaround in this release. |
| DTOS-4740 | Pid information is not captured in the event log when you disconnect an HID 4500 device. | There is no impact on the functionality. |
| DTOS-4713 | The RDP connection waiting prompt box overlaps the window to enter credentials. | There is no workaround in this release. |
| DTOS-4696 | Default Printer drop-down list value is Unselected in the Admin Policy Tool. The issue is observed on Wyse 5070 Thin Client. | There is no workaround in this release. |
| DTOS-4683 | An incorrect tip is displayed when you click the Picture Shown Time field under in Admin Policy Tool or the Wyse Management Suite Policy settings. | There is no workaround in this release. |
| DTOS-4654 | USB headset and Bluetooth headset names are displayed as same under . | There is no workaround in this release. |
| DTOS-4554 | When you connect a monitor to the client using a Type-C to HDMI connector, the monitor displays a black screen. The issue is observed on Wyse 5470 Thin Client. | There is no workaround in this release. |
| DTOS-4505 | A blue screen is displayed for more than 15 seconds after restarting the device from PIE login window. The issue is observed on Wyse 5470 All-in-One Thin Client with PIE version 7.5. | There is no workaround in this release. |
| DTOS-4479 | The PCoIP session is displayed on the system tray for a while after you sign out from account successfully. The issue is observed on Horizon Broker server version 10.151.135.22. | There is no workaround in this release. |
| DTOS-4349 | It takes approximately 2 minutes to start printing when you click the Test Print button. The issue is observed on Wyse 5070 Thin Client. | There is no workaround in this release. |
| DTOS-4340 | After you enable customized login from , if you press ESC button twice when you start the broker sign-on window, only Amazon WorkSpaces logo is displayed on the customized login page. Username and password text fields are not displayed. | There is no workaround in this release. |
| DTOS-4319 | Cursor disappears after you enable or disable the relative mouse option in PCoIP session. | There is no workaround in this release. |
| DTOS-4191 | When you export Citrix logs to a USB drive, the name of the Citrix log file is citrixlog.zip. | There is no impact on the functionality. |
| DTOS-4188 | The Test Print button must be clicked multiple times for the serial printer to print the results. The issue is observed on Wyse 5070 Thin Client. | There is no workaround in this release. |
| DTOS-4126 | Device Error = -1 is displayed after you wake the client from sleep mode. | Close the error window. There is no impact on the functionality. |
| DTOS-3888 | When you set the resolution to 1920x1080 after connecting a monitor that supports a resolution larger than 1920x1080, the resolution is changed to 1680x1050 or 1600x900. The issue is observed when you power off the monitor and power it back on. | Set the resolution manually. |
| DTOS-3803 | When Citrix Workspace mode is enabled and HTTP User Agent option is set, you cannot log in to Citrix server. | Disable Citrix Workspace mode. |
| DTOS-2754 | An incorrect error message is displayed when launch a desktop or app that is under maintenance mode. The issue is observed on Citrix Workspace app version 21.4.0.11.1. | There is no workaround in this release. |
| DTOS-4870 | An incorrect message is displayed when you launch a desktop VDA that is launched on another device. The issue is observed on Citrix Workspace app version 21.6.0.28.7. | There is no workaround in this release. |
| DTOS-4944 | Inconsistent display and slow cursor movement is observed on monitors that are connected to external AMD graphics cards. The issue is observed on Wyse 5070 Thin Client. | Do not connect monitors to AMD graphics cards. |
| DTOS-5106 |
Sometimes the Zoom VDI in Citrix session does not work and you cannot start or join a meeting, after you upgrade the Citrix Workspace app package. |
Uninstall the Zoom Citrix package and reinstall it. |
| DTOS-5107 | Sometimes the Zoom VDI in Citrix does not launch in optimized mode, after you upgrade the Citrix Workspace app package. | Uninstall the Zoom Citrix package and reinstall it. |
| DTOS-5334 | HID fingerprint reader does not work after you upgrade the HID package. | Disable the Enable HID Fingerprint Reader option from in the Admin Policy Tool or Wyse Management Suite policy settings, and save the setting changes. Enable the Enable HID Fingerprint Reader option again, before you log in to the Citrix server. |
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