Category: Exchange Online

Cat Links Exchange Online, Microsoft 365, Office 365, Outlook, PowerShell

Free tool to manage Outlook delegates

Posted on Vasil Michev

If you miss the good old Outlook’s Delegate management dialog, or you want to use a similar UI-based tool to manage delegation settings on behalf of users, this is the tool for you. It is a WinForms-based tool that allows you to view, add or remove delegates for Microsoft 365 users, without having to worry about the underlying PowerShell cmdlets. In addition, the tool supports the undocumented CanManageCategories flag. Read the full article for more details and planned future improvements. …

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Cat Links Exchange Online, Microsoft 365, Office 365, PowerShell

PSA: More cmdlets require connecting to the SCC endpoint via the -EnableSearchOnlySession switch

Posted on Vasil Michev

We start the new year on a not so positive note. In short, Microsoft messed up the scope of impacted PowerShell cmdlets, as part of the connectivity changes introduced last August (MC1131771), which we initially covered here. After the initial rollout, many customers started noticing strange behavior with additional cmdlets, …

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Cat Links Exchange Online, Microsoft 365, PowerShell

Some lesser known Calendar-related PowerShell cmdlets and parameters

Posted on Vasil Michev

A short article showcasing some of the (not so) recent additions in the arsenal of the Exchange Online admin for combating Calendar (and delegate) related issues. You will learn where the delegate collection is stored, how to clear it via the Remove-MailboxFolderPermission cmdlet and the ResetDelegateUserCollection switch. Next we explore the new flag to manage delegate’s access to Categories, CanManageCategories. Lastly, we talk about the per-user (and tenant-wide) setting to control the behavior of declined meeting requests, PreserveDeclinedMeetings. …

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Cat Links Exchange Online, Microsoft 365, Office 365, PowerShell

Unable to reset the SharingPermissionFlags flag when using Set-MailboxFolderPermission

Posted on Vasil Michev

In case you are running into issues with the Set-MailboxFolderPermission seemingly being unable to reset the value for the SharingPermissionFlags parameter, this article explains the “why”. In terms of solutions, there aren’t any good ones, as they all require you to perform additional (manual) actions. Hopefully the different teams within Microsoft will align at some point and allow us to manage delegates in a unified manner! …

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Cat Links Exchange Online, Microsoft 365, PowerShell

All you need to know about Exchange Online Admin API (or how to run cmdlets without PowerShell) – part 2

Posted on Vasil Michev

In this article, we try to summarize all the information you’d need in order to work with the Exchange Online Admin API. We cover the prerequisites, authentication, how to use any of the built-in cmdlets, as well as many “hidden gems”. The details you’ll find in this article enable you to perform almost all Exchange Online related operations without the need to even touch PowerShell. Keep in mind that anything we discuss here is not supported and in most cases, not even documented, so use at your own risk! …

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