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EventHorizon
Copper Contributor
Jun 03, 2022

Teams fails to launch - chrome browser console error Navigation to external protocol blocked by sand

Here is my chrome browser [Version 104.0.5083.0 (Official Build) dev (64-bit) ]

console error

 

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Navigation to external protocol blocked by sandbox, because it doesn't contain any of: 'allow-top-navigation-to-custom-protocols', 'allow-top-navigation-by-user-activation', 'allow-top-navigation', or 'allow-popups'. See https://chromestatus.com/feature/5680742077038592 and https://chromeenterprise.google/policies/#SandboxExternalProtocolBlocked

 

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when I click on Teams from inside web outlook email or from a  https://outlook.office365.com/calendar meeting invite 

 

This used to work until a few days ago

 

 

1 Reply

  • EventHorizon 

    Since the community has not yet responded to your post, you might want to seek assistance with other resources that are focused on tech support:

     

    • Ask your IT manager to open a support case or call Microsoft using the support line you were given.  Other options for business subscription admins are listed here:

    https://docs.microsoft.com/en-us/microsoft-365/business-video/get-help-support?view=o365-worldwide#:~:text=Online%20support%201%20Go%20to%20the%20admin%20center,contact%20method%2C%20and%20then%20select%20Contact%20me.%20

    https://support.serviceshub.microsoft.com/supportforbusiness/create

    • Additional tech support is available at https://support.microsoft.com/ or https://answers.microsoft.com/, where authorized Microsoft agents are available to trouble an issue until it’s resolved.