Questions tagged [microsoft-365]

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Unregister user account from devices in a Windows Domain

In a Windows Domain with Microsoft 365 when a user has used more than 20 devices they get an error they have have to unregister in order to sign into a new Windows 10 workstation. Does anyone know of ...
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Migrating a domain from a Microsoft 365 tenant with it's users to a another tenant

Company I work for has two domain names and they created two different tenant accounts for each domain. this makes it hard to collaborate. I need to migrate contoso.com from a tenant account to a the ...
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Different naming policy for mailbox and Office 365 group

I know that there are naming policy settings available for Office 365 groups applied to the mailbox addresses. But is there a way to enforce a naming policy only on the group mailbox rather than ...
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Endpoint manager: Prevent installation of devices not described by other policy settings

I'm trying to manage a configuration policy for windows devices in Endpoint manager. I've added the rule: Prevent installation of devices not described by other policy settings and want to manage some ...
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MS365 + Hybrid Exchange Distribution Group Oddness?

So, one of the companies I work with encountered some chaos in their hybrid MS365 / on-prem deployment. There is a distribution list (we'll call it distlist1@example.com) which is present on both the ...
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Whitelist internal address on Exchange 365 for "Potentially compromised accounts"

I am receiving the following alert for an internal address: Potentially compromised account. Anomalous sending patterns were detected resulting in the user being restricted from sending mail ...
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1 answer
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Change timeout for message review in Exchange Online?

I have set up some phishing/malware mail-flow rules that will forward emails to me for review based on attachments or a list of domains. I can then choose to accept or reject the message. It seems to ...
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Whitelist mailboxes from being blocked from sending emails due to the "User restricted from sending email" alert policy in microsoft365 security?

I have a couple of mailboxes that are periodically being blocked from sending emails due to the "User restricted from sending email" alert policy within the security and compliance center in ...
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Windows 365 Enterprise Setup

I'm going to sign up for Windows 365 and have a few questions that will help me with my decisions. Currently, we do have an Azure Subscription but do not have a VNET. We also use Azure Active ...
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onmicrosoft.com FQDN for Microsoft Learn Sandbox 365 tenant

With Office 365 tenant restrictions in place, access to the Microsoft Learn Sandbox's Office 365 tenant (used by courses such as https://docs.microsoft.com/en-gb/learn/modules/azure-architecture-...
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3 answers
401 views

Exchange 2013 Hybrid EAC not seeing mailboxes in a second domain

We have a hybrid setup. I have a situation where certain users are not showing up on the local on-prem Exchange 2013 server under recipients. We have two domains in our single forest. I will call our ...
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Azure Active Directory, Multiple Organizations and Tenants

When working with Azure Active Directory, does the product have a way to support multiple directories under a single tenant? I am trying to use this example on a company that is a parent company of 3 ...
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Cannot find Network Message ID in Message Trace

I'm viewing a message trace from https://admin.exchange.microsoft.com/#/messagetrace If I expand "More Information" on the selected email, I see "Message id". When I go to https:/...
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Cannot add addon by URL - Microsoft 365 Admin Centre

Summary A customer is trying to add an integrated custom app (add-in) and receiving an error after inputting the "custom url". Replication steps Login to https://admin.microsoft.com/...
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403 views

Exchange mail flow rule to use connector when no mailbox found

I think my scenario is a hybrid scenario, in that I have MX records pointing to Exchange 365, and all the internal company emails are in Exchange 365. However, we also have a couple of hundred other ...
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Change the Exchange Online display name without changing the user display name in MS365

A client who uses Exchange Online asked me today to change the name his recipients see when he sends an email. Instead of just displaying the first and last name, the company name should also become ...
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Warning: There is no outbound connector to deliver mail for this domain

I was following this guide to set up a catchall account. One of the steps instructs you to set all domains as "internal relay". When I do that, I get the following warning: There is no ...
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How do I setup O365 to allow IMAP? (App Passwords no found)

I have an office365 account and cannot link my email to my email client. I have MFA activated and the only client that allows me to link the mail is the same Outlook 2019 for PC or Mac. Can I link you ...
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