- 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
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-5789 | The Zoom configuration file ZoomMediaVmware.ini is unavailable even though the zoom package is installed on the client. | Reinstall the Zoom package. |
| DTOS-5760 | PIE stops responding after you move the window in a Citrix session. | Force restart the device. |
| DTOS-5630 | ThinOS user interface cannot be opened after you switch select groups more than three times. | Force restart the device. |
| DTOS-5626 | The sign-on password in the Remote Connections window is automatically changed to a long string of characters when you switch between broker URLs. | Type the correct password again on the General Options tab. |
| DTOS-5618 | Thin client stops responding for two to three seconds when you launch the ICA session or start the UC application in the ICA session. | Wait until the device is active. |
| DTOS-5609 | ThinOS local user interface stops responding. The USB disk does not work in Troubleshooting. Peripherals and Shutdown menu cannot be opened. | Force restart the device. |
| DTOS-5606 | Session cannot be connected at the first time. | Reconnect the session again. |
| DTOS-5598 | After hot-plugging a headset, the audio device does not synchronize as a local device in the Blast session. | Switch the ThinOS local system audio setting to HD audio and then switch back to Headset. |
| DTOS-5592 | System stops responding when you hot plug a USB disk. | Force restart the thin client. |
| DTOS-5582 | When you convert ThinOS 8.6 to 9.1.5043, the Wyse Management Suite information is unavailable and a blue screen is displayed. | Restart the device. The Wyse Management Suite information is restored. |
| DTOS-5558 | In a Citrix session, an error message may be displayed when you log in and launch a desktop or a published application. | There is no workaround in this release. |
| DTOS-5454 | In a Citrix session, the desktop stops responding when you disconnect or sign out. | Sign off from the broker server. |
| DTOS-5408 | When you plug out a smart card or a smart card reader, the VMware Horizon broker is signed out but the blast session is not closed. | Restart the device. |
| DTOS-5343 | The sign-in broker window stops responding after the device resumes from sleep mode. | Force restart the thin client. |
| DTOS-5199 | If the network signal is weak and you connect to the PSK wireless connection, the credential window is displayed. | Click the Cancel button in the credential window, and manually connect to the wireless connection again. |
| DTOS-4926 | When using Imprivata PIE, the FP/Proxy authentications do not work when you perform multiple FP enrollments in short time. | Close the VDI session or restart the device. |
| DTOS-5823 | The name of AVD package still shows as WVD on the event log tab. | There is no workaround in this release. |
| DTOS-5814 | The device cannot work with secure DHCP. | Use the secure DNS record. |
| DTOS-5813 | When the smart card server is timed out and you launch a session, the select store window is displayed. | Select the store again to log in. |
| DTOS-5810 | [3040]When you remove the current connected wireless SSID and add another PSK SSID with a wrong password, many low signal logs are generated. | There is no workaround in this release and no impact to the functionality. |
| DTOS-5796 | When you save settings from Admin Policy Tool, a print event log Left Admin Mode is generated. | There is no workaround in this release and no impact to the functionality. |
| DTOS-5793 | When you do not specify any strings in the Group Registration key box and click the Validate Key button, a message stating Checked into WMS Server is displayed. | There is no workaround in this release. |
| DTOS-5762 | After you redirect a USB disk to a PIE Citrix session and exit PIE, the disk is not recognized by the local device. | Connect the USB disk again. |
| DTOS-5761 | Web cam redirection with 1280x720p video resolution for a 32-bit application does not work. | Disconnect the camera and reconnect it. |
| DTOS-5740 | When you maximize a seamless application on the second display with a different resolution, the application resolution remains same as the main screen. | There is no workaround in this release. |
| DTOS-5726 | The client behavior is not same as the VNC settings timeout type and the timeout policy. | There is no workaround in this release. |
| DTOS-5683 | The device cannot be restarted when the Idle Time and the Schedule Reboot Time are same. | There is no workaround in this release. |
| DTOS-5681 | There is no prompt for clicking the Force Coredump button. | There is no workaround in this release. |
| DTOS-5665 | In VDI settings, if the setting is a number, the string does not get changed. | Remove the setting and add again, or add a new setting. |
| DTOS-5640 | Unable to use the keyboard and cursor when you unlock the terminal. | Restart the device. |
| DTOS-5608 | The USB drive kernel connected to the device stops responding when launching a session multiple times. | Remove and reconnect the smart card. |
| DTOS-5537 | Desktop Viewer or Toolbar blocks do not work. | Click the session power icon, and select Disconnect. The session desktop gets disconnected. |
| DTOS-5213 | The printer class is not automatically configured for a USB printer. | There is no workaround in this release. |
| DTOS-5639 | CPU utilization reaches 100 percent during a Webex Teams VDI call. | There is no workaround in this release. |
| DTOS-5617 | The Teradici Cloud Access Login page keeps checking and does not give an option to add username and password. | There is no workaround in this release. |
| DTOS-5614 | When you specify the printer information in a group on Wyse Management Suite, the corresponding details appear on the printer setup page of a different group. | There is no workaround in this release. |
| DTOS-5583 | USB scanner or printer is not listed in system log. | There is no workaround in this release. |
| DTOS-5553 | USB redirecting and mapping do not work in a Citrix session. | There is no workaround in this release. |
| DTOS-5552 | C6404322: Rows cannot be removed in Admin Policy Tool after clearing and disabling printers in the printer setup window. | There is no workaround in this release. |
| DTOS-5551 | C6404310: Unable to add the LPD printer rows in the Admin Policy Tool. | There is no workaround in this release. |
| DTOS-5515 | When you maximize the Skype video window and you move the mouse, the screen flashes. | Do not set maximize mode. |
| DTOS-5513 | In a Citrix session, you cannot resolve the hostname error when the broker is set for smart card authentication only. | There is no workaround in this release. |
| DTOS-5411 | DHCP option 182 (domain list) does not work with DHCP options for Wyse Management Suite. | Set the domain list from Wyse Management Suite. |
| DTOS-5405 | Cursor appeared differently after you enable or disable the relative mouse in a PCoIP session . | Relaunch the PCoIP session. |
| DTOS-5359 | When you play a YouTube video with BCR enabled, the BCR content blinks and a graphic-related issue is observed. | Reduce the video resolution to lower than 1080p. |
| DTOS-5356 | High CPU usage is observed with Zoom call optimization. | There is no workaround in this release. |
| DTOS-5351 | VPN cannot be autoreconnected when ThinOS resumes from sleep mode. | Manually reconnect or restart the device. |
| DTOS-5218 | ThinOS stops responding, and the device restarts when you attempt to update the EPOS SP30 firmware. | There is no workaround in this release. |
| DTOS-5132 | You cannot connect to all applications available in the auto-Connect List when the published applications are in the logged off status. | Need connect these apps by manual click. |
| DTOS-5058 | The smart card cannot be detected by the device when you quickly reconnect the smart card, | Plug out the smart card and wait for more than 10 seconds before plugging in the smart card again. |
| DTOS-5000 | The broker login window is displayed on top of the Admin Policy tool screen when an application is getting installed. | There is no workaround in this release. |
| DTOS-4996 | The Printer Open Failed error is not displayed when you disconnect the printer and click the Test Print button. | There is no workaround in this release. |
| DTOS-8011 | The thin client does not get locked automatically after leaving the thin client unattended for 10 minutes. | After the thin client is checked in to the WMS server, you must change the Screen Saver Settings under to make the lock terminal work. Do not use the default screen saver settings. |
| BITS477310 | When you change the monitor's USB-C prioritization setting from High Data Speed to High Resolution, a black screen is displayed with a No USB-C Signal found message. Affected displays are U3023E, U4320Q , U2520D , U2421HF, U2721DE, U2421E, U2422H, U2422HE, U2722D, U2722DE , P3222QE, U3023E, U3223E, U3222QE, U2723QE, P3222QE, and C2722DE. This issue is observed on the Wyse 5070 and Wyse 5470 Thin Client. | Force restart the device. |
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