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The October 2021 update to Turbo Client includes fixes for the following issues:

  • Added Single Sign-On (SSO) authentication from the command line interface using turbo login --auth=sso .

  • Added Integrated windows authentication from the command line interface using turbo login --auth=integrated.

  • Added ability to cancel a download when using Run on My PC.

  • When adding shortcuts from a workspace application using Install On My PC, SVM defined shortcuts are now used by default, except when installing a Web Application.

  • Fixed an issue causing "Sandbox is in use" error message on initial run after installation.

  • Fixed .NET platform installation issues on Windows 7.

  • Fixed an issue when using multiple mount flags such as turbo --mount=c:\invalid --mount=c:\valid, the invalid mount caused all other mountings to fail.

  • Fixed an issue when parsing mount arguments when running from Turbo Server Portal.

  • Fixed an issue where the Turbo CLI did not set the correct exit code from the underlying virtual application.

  • Added ability to connect to a remote session without using Network Level Authentication to avoid using NTLM protocol.


The August 2021 update to Turbo Client includes the following reliability and experience improvements:

  • Improved session state management and reporting to enable new Server 21.7 features. See the Server 21.7 release notes for more details.

  • Added User Agent analytics reporting.

  • Fixed permissions to metadata files when installed and configured for All Users.

  • Fixed permissions when subscribing to a workspace as All Users.

  • Improved turbo config --add-trusted-sources command by defaulting to https protocol if the user omits the protocol.

  • Improved antivirus false positive on dependency adshim.dll.

  • Fixed an error preventing turbo push for very large images.

  • Fixed an error when importing images from Studio 21.5.

  • Allow cloud drive providers to map to other drive letters.

  • Deprecated --mount-if flag from turbo run.

  • Fixed an issue when passing turboplay turbo CLI commands if quoted arguments contained whitespaces.


The March 2021 update to Turbo Client includes the following reliability and experience improvements:

  • Improved error message when applications are run without valid credentials

  • Removed duplicated tracing for output logged to the log file

  • Improved support for installi on web and native applications

  • Added support for custom icons when using installi for Workspace applications

  • Sanitize the installi name for applications with invalid characters in the display name

  • Improved SSL certificate type support

  • Fixed missing feedback for licensed applications that exceed licensing restrictions


The October 2020 update to Turbo Client includes fixes for the following issues:

  • Windows Defender Compatibility issue that could result in an intermittent Could not load assembly error message.

  • Cloud Windowed execution mode is now multimonitor DPI aware. This resolves an issue where streamed windows could be restricted to a small area of a monitor.

  • Command line gci command --trial flag more accurately reports the number of images to be removed.


The July 2020 update to Turbo Client includes the following new features:

  • Multiple monitor support for Windows Native remote applications.

  • Allow reconnecting to existing sessions when running remote applications.

  • Allow remote applications to display Windows Logon screen messages.

  • Allow access to the user's profile folder when running cloud appications with Merge User Isolation to provide direct HTML5 file upload and download access to user folders.

This update includes fixes for the following issues:

  • Corrected behavior of --offline flag when using installi and run commands.

  • Allow data synchronization when exiting command prompt applications that return non-zero (failure) exit codes.

  • DLL and EXE cache settings not properly applied when running applications from Turbo Portal.

  • File and registry settings for transient components should take precedence over the primary image.

  • Improve application license restriction user experience when the license restriction is triggered from HTML5.

  • Switching domains may not work properly after installing images.

  • Improve security defaults for local machine device keys.


The component layering as specified by the Turbo Server Portal was incorrectly ordered in previous version.

Administrators should reverse the ordering of any application components that depend on a specific component ordering.


New and Improved

  • Support for Turbo Server 20, a powerful new platform that delivers your organization’s applications to all of your devices and the cloud.

  • New Turbo Gateway allows streaming sessions to work over SSL, with no need to open any additional ports.

  • Turbo and all Turbo-supported applications are ready and compatibility tested with the latest Windows 10 Insider Preview, build 18941 (20H1).

  • The new turbo:// protocol no longer requires a separate sign-in for local and natively streamed application launches.

  • The turbo as command can be used to set the Turbo client profile context to the All Users profile, simplifying management of system-wide applications and settings.

  • The installer allows configuration options to be passed on the command line to set default turbo config settings.

  • The Launcher interface has been removed from the client. Launches are now initiated from the Turbo Portal, Start Menu, or third-party integration.

  • Multiple images may be downloaded from a Turbo Hub with a single pull command, eg turbo pull sqlserver,ssms,dotnet

  • Whitelisting and blacklisting of application sources now support wildcard (*) expressions.

  • Added support for SSL digital certificates with a public key size greater than 2048 bits.

  • The turbo uninstalli command can use the --name flag to specify a named installed application.

  • The turbo installi command no longer installs container services to the host system by default. To install a containerized service, use the --register-services flag.

  • Significantly reduced processing time for turbo installi commands when installing large images.

  • The turbo installi command does not pull the image by default. To force download of the image, use the --pull flag.

  • The path for the All Users image repository can be now be configured via the turbo config --image-path=&path& --all-users command.

  • The expiration period for unused application images during cache cleanup can now be configured using the turbo config --gci-expiration command. The default has been changed from 30 to 90 days.

Bug Fixes

  • The MSI installer does not scale with DPI settings.

  • May show a “Sandbox already in use” error when launching multiple shortcuts for the same application very quickly.

  • Does not show an appropriate error message when a shortcut launch fails due to a network error.

  • Does not refresh the login session or cloud regions if the initial network connectivity check fails due to a network error.

  • The installer now disables automatic Turbo updates when installing for All Users on the system. Administrators should push Turbo client updates using their desktop management infrastructure.

  • Does not show the image buffering dialog while dependency images are being downloaded.

  • Integrity Software SofTrack may interfere with startup of containerized applications.

  • The turbo push command fails to push icons to the image repository on systems that have FIPS Compliance enabled.

  • The turbo config command does not display correct Turbo Drive settings.

  • The turbo commit command appends a suffix to ProgIDs resulting in broken associations for certain applications.

  • The turbo commit command captures changes to classes in the HKCR registry hive instead of the HKCU hive as in Turbo Studio.

  • The turbo installi command automatically downloads the latest Turbo VM even if a different version is requested by the user.

  • The turbo uninstalli command shows an error message for containerized services that were never installed.

  • The turbo uninstalli command fails if the image name contains an underscore character.


New and Improved

  • Containers startup performance is significantly faster.

  • Local images can be viewed and removed using the Manage Cache dialog.

  • Garbage collection is used to remove files that are no longer used, such as sandboxes from old client versions.

  • Automatic garbage collection for old images can be turned on by setting the turbo config --gci-interval. Garbage collection will periodically check for images that have not been used in 30 days.

  • Users may set the maximum size of the local image repository via turbo config --image-cache-size.

  • Application sources may be marked as trusted or blocked via turbo config --add-trusted-source|--block-trusted-source|--remove-trusted-source=[source].

  • Access to local network from cloud applications may be managed via turbo config --enable|--disable=localnetworkaccess.

  • Added option for turbo commit --working-dir=current-dir to set the working directory of the committed image to use the active directory when the container is launched.

  • Installation flags may be passed to the MSI Installer.

Bug Fixes

  • The turbo installi and install commands overwrite existing shortcuts.

  • The turbo run command overwrites local image with hub image if using the same name.

  • The turbo commit command sets incorrect file permissions when image path is set to all users.

  • Launch configs are not re-downloaded if the local cache becomes corrupted.

  • The Run in Cloud option fails when logging in on-premise portal after being logged in Hub.

  • Old Programs and Features entry is not removed when client is upgraded.

  • Turbo for PC does not clear the Username field on the Sign In dialog when using ADFS SSO.

  • Turbo for PC crashes when the Server field on the Sign In dialog is cleared.

  • Turbo for PC is unable to sign in using anonymous authentication.

  • Turbo for PC window height is too big when undocked.

  • Turbo for PC does not work with favorites when connected to a legacy Portal Server.

  • Portable applications are not compatible with Hub Server 18.


New and Improved

  • Added --no-auto-update to installer to disable auto-updates to the latest version

  • Added --offline flag for installi command so it can be executed offline

  • Added ability for install commands to add ProgIDs if defined in container image but not bound to a file association (ex: for protcol handlers)

  • Added new flags for install/installi command to control how shortcuts and file associations are registered

  • Added ability for Turbo Launcher to write trace logs to file

  • Added support for latest Turbo Hub Server

  • Removed java dependency for internal tools

Bug Fixes

  • Sandbox manager process may restart when redirector failed to get new rules

  • Login errors to SSO providers not shown

  • Users logging in for the first time to an SSO provider were not automatically assigned to the correct workspace

  • Installi command used the wrong image when computing the default name

  • Uninstall command failed if multiple containers existed with the same name

  • Install command failed to use the correct startup file in shortcuts

  • Login to Turbo Hub Server configured for anonymous access failed

  • Visual artifact on login form of Turbo Launcher after install


New and Improved

  • Adds support for ADFS authentication for local execution on PCs

  • Adds support for ADFS2 to the SSO authentication methods

Bug Fixes

  • Turbo for PC does not check if a server is using SSO authentication if a previous query failed

  • Turbo for PC may not honor the Remember me option when installed for All Users


New and Improved

  • Added new application configuration turbo:// protocol type

  • Added new security validation dialogs for launches via turbo:// protocol links

  • Launches via turbo:// protocol links display a security dialog for applications outside of

  • Administrators can define trusted workspaces for all users in %PROGRAMDATA%\Turbo\Containers\trusted-sources.json.

  • Added support for on-premises workspaces

  • Combined client toggle settings under turbo config --enable|--disable=[option] command.

  • Administrators can set default or override settings for the client configuration using turbo config --as-inherit|--as-override command.

  • Added ability to disable merge isolation using turbo config --disable=mergeisolation command.

  • Added --working-dir|-w=[path] flag to turbo commit for setting the working directory of an image.

  • Added the Java component to the Turbo for PC installer to support systems that are not connected to the Internet.

Bug Fixes

  • Turbo for PC fails to launch application on the local PC when a cloud container session is not synchronized to the local system.

  • Turbo for PC now respects network rules specified in application settings.

  • The login dialog may fail to detect when an on-premises workspace is using an SSO authentication method.

  • Certain applications may crash on application exit due to a race condition.

  • Applications may fail to start with an “Object reference not set to an instance of an object” error.

  • A new application version is downloaded even when upgrade check is disabled on application startup.

  • Running the clean and base images with incompatible isolation should display a warning message.

  • The turbo config --image-path=allusers command may fail with invalid container storage path error.

  • The turbo-plugin.exe --app-server command to provision application servers should detect incompatible OS versions.


New and Improved

  • Image upgrades with layered session state preservation are now performed by default during turbo run.

  • Isolation mode override flag --isolate=[full|write-copy|merge] is now available for portable application outputs.

  • Support for additional Security Support Providers (SSPs), enabling authentication via Kerberos, NLA, and more.

  • The Turbo for PC installer now uses HTTPS to download components.

  • The Turbo for Mac client has been updated with improved support for copy-and-paste between native and virtualized environments, support for the Windows hidden files flag, and improved diagnostic logging.

  • The Turbo for Android and Turbo for Chromebook clients now support Single Sign-On.

  • The working directory may now be specified in the image configuration. The clean image has been updated to maintain backwards compatibility with the new behavior.

Bug Fixes

  • Images are not extracted in the local repository folder when using portable applications.

  • Subsequent executions of a portable executions may crash under some circumstances.

  • The installer UI may not disappear until the associated portable application is closed.

  • The turbo rm command fails when an improperly named container folder exists.

  • The turbo installi command may check the local user repository for images even when the --all-users flag is specified.

  • The turbo installi command may not create a valid application shortcut when startup file arguments are specified.

  • Turbo for PC ignores the Allow access to local user folders setting when using on-premise Hub Server.

  • Improved support for Azure AD and ADFS authentication in Turbo for Mac.


New and Improved

  • Support for containerizing Cygwin (Linux environment on Windows)

  • Support for additional Security Support Providers (SSPs), enabling new authentication methods

  • Containers now respect the working directory setting from the image configuration. (Previously the working directory was based on the current directory of the turbo.exe process.)

  • Turbo VM honors the SYSTEM attribute for virtualized files.

  • Ability to set the minimum thread stack size in the image configuration

Bug Fixes

  • Turbo Client installation can fail if the installer is not executed from the correct folder.

  • The turbo pull command is not listed in turbo help.

  • Fixed behavior of container thread local storage (TLS) initialization

  • Fixed behavior of asynchronous I/O into sandbox


New and Improved

  • New! Access your local network by visiting

  • New! Use the T: drive to access your local OneDrive folder

Bug Fixes

  • Fix UI responsiveness when clicking the refresh button


New and Improved

  • New! Support for SQL Server Management Studio 2017

  • New! Upgraded to Microsoft .NET Framework 4.6.2 component to support TLS 1.2

  • New! Improved performance for large executables/DLLs, including Microsoft Power BI

  • Improved handling of side-by-side assemblies, manifests, and policy files in containers

Bug Fixes

  • Logs from Turbo VM are written to OutputDebugString if an error occurs during initialization

  • Jobs sent to the print spooler from containerized applications may fail to print.

  • The Turbo Launcher is unresponve while loading a large list of application versions.

  • The turbo commit command fails when using old images with an incorrect error message.

  • The metadata for the Turbo Client MSI installer is incorrect.


New and Improved

  • New! Launch applications in the cloud.

  • Applications launched in cloud can open and save files to the local disk.

  • Improved handling of directories mounted to containers with the --mount flag.

  • Turbo Client stores images to the temp folder when image storage path is read-only.

  • The turbo installi --honor-setup-info command registers all shortcuts defined in the application configuration to the Start Menu.

Bug Fixes

  • Some storage paths are not inherited correctly when configured for All Users.

  • The turbo uninstalli command fails when specifying an invalid image.


  • Removed --startup-file-default flag from turbo new, try, run, and start commands.

  • Removed --install flag from turbo new and run commands.