Take back ownership of an orphan Teams private channel

Setup: O365 tenant with Teams Problem: There is a private channel in a Team that is orphan – last owner left and no other user is part of that channel Solution: Run the following PowerShell commands OBS. You need to run both commands in this order. To change the owner of the SharePoint site associated […]

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Restrict Microsoft Graph – Mail.Send permission to only one user

Setup: Microsoft 365 tentant. One application wants to send emails via Graph API. Problem: Assigning Mail.Send Graph permission is very dangerous if is not restricted to one user. By default that application can send on behalf of every user in organization. Solution: Before granting the consent as GA for the permission do the following to […]

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Update AD DNS records with PowerShell

Setup: Microsoft Active Directory DNS Problem: You want to update some DNS records via PowerShell as part of a script, useful for failover situations. Solution: Use the following PowerShell script

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Export a list with all videos from Microsoft Stream

Setup: Tenant in O365 with Stream Problem: How to export a list with all the videos from Microsoft Stream into a CSV. Microsoft does not provide an API for this. Solution: Fort this task you need to use a combination of tools: PowerShell and Chrome. Step1. Load in Chrome the Stream admin https://web.microsoftstream.com/admin?view=Administrators . Inspect […]

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Reset a Domain Machine Account Password

Setup: A computer member in a domainProblem: “The trust relationship between this workstation and the primary domain failed” Solution:Login with local administrator on the computer and run this command: If you need to run this command on a remote computer try the following script. Important: You need to know the local admin password for that […]

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Copy file permissions with PowerShell

Setup: You want to copy all the permissions from one file to another with PowerShell Solution: Move to the folder of the source file Move to the folder of the destination file: This method is very useful for copying the permissions of .vhd files after you move/copy them between different folders/virtual machines. Before attaching a […]

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SharePoint – Add a managed account from one-way trust domain

Setup. A SharePoint farm in a domain. You want to add a managed account from another domain, with one-way trust between domains. Example: DomainB TRUST DomainA. SharePoint instance is in DomainB and you want to add a managed account from DomainA. User AdminA has local admin and farm admin privileges on farm and is used […]

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