I love using markdown to quickly format text, so I have been testing what is doable in Microsoft Teams. Microsoft published the post below some time ago but I found that not all the Markdown are working as explained (and some are missing from the list). So here is my quick guide 🙂

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Preparing Exam MS-101: Microsoft 365 Mobility and Security: Study and Preparation Resources – Part 1
This is a really complex certification exam. I am preparing myself for it (again, because I failed it for a few points in the past) and I thought that a list of the free resources I am using could be helpful for other people that are preparing it too. This is the first part of the materials I suggest to prepare for the certification exam

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When enabling a user to Microsoft Teams Direct Routing (let’s say with a phone number – DDI “+44zzzzzzzzzz”) you could have the following error
Filter failed to return unique result, “[SipAddress : sip:yyyyy@xxxx.com] [LineURI :
tel:+44zzzzzzzzzz] [PrivateLine : tel:+44zzzzzzzzzz] “InvalidOperation: (Set-CsUser:String) [Set-CsUser], InvalidOperationException
+ FullyQualifiedErrorId : ProcessRecord,Microsoft.Rtc.Management.AD.Cmdlets.SetOcsUserCmdlet
+ PSComputerName : api.interfaces.records.teams.microsoft.com
The error is usually due to the phone number (DDI) being already assigned to another user.
To identify who is the user with the DDI assigned you can use the script below

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