4,757 questions with Microsoft Exchange Online Management tags
Why isn't my recently changed Exchange Online Archive policy not being applied?
Hello, I am new to Exchange Online in general and very new to Online Archiving. When we implement Exchange Online Archive for our users, we typically apply the default archive policy of 2 years. While the process can sometimes be slow to start, we…


Do not allow Exchange Online calendar details to be shared with external users
This recommendation in the Security Score calculations, on the Microsoft 365 Defender dashboard, does not appear to be accurate. We allow sharing from free/busy times only -- NOT DETAILS. However, it is still withholding the Secure Score points and…
How to get Get-TeamsProtectionPolicy function to use with Microsoft 365, since I'm getting an Exchange path error when trying to import the ExchangePowerShell module?
Hello all, I'm using PowerShell version 5.1.26100.2161 in case that's relevant. What I'm trying to do: I'm trying to use the PowerShell functions Get-TeamsProtectionPolicy and Get-TeamsProtectionPolicyRule to view a company's Teams protection policy…
Exchange Online Static Distribution List - Outlook message - contains at least 1000 recipients
Hi All, I have a user that wants to email to one of our static email list which has about 3000 members. The use is getting a message in outlook saying the Email List contains at least 1000 recipients. I'm not sure if this is a new email list…
i have two mail boxes one for me and one for my MD - MY MD one isnt syncing or cannot send emails or not receiving
i have two mail boxes, my own and a managing director , i can see it , but it is not syncing or i cant send from it anymore , im sending and no one is receiving
unable to delete a DL.
Hi All I have a distribution list (DL) in Exchange Online. However, when I search for it in the Exchange Admin Center or Microsoft 365 Admin Center, I cannot find it. I can see the DL in PowerShell, but not in the GUI. Get-EXORecipient -ResultSize…
sbcglobal.com and att.net bouncing emails from hotmail
When I send email to an address at sbcglobal or att they are getting bounced, saying the server refused to accept connections. This just started within the last month. What can I do?
Collect count of emails sent to ALL Distribution Groups in ExOL
Hey Team, I am looking for PowerShell assistance, such as exporting a list of all distribution groups and measuring how many messages were sent to each DG in the past 10 days. Basically, how can I combine "Get-DistributionGroup -ResultSize Unlimited…
address book isn't updated automatically in outlook web or app.
when make an update with user address book ( Job title ) from 365 admin center it take 24 hours to update in outlook web and around 4 to 7 days to update in outlook app
What needs to be done to use OAuth2 for my scan to email MFP's?
So I have heard that Simple Authentication is being turned off by september 2025 and there doesn't seem to be a whole lot of good documentation around what to do about that. Microsoft is pushing for modern authentication and OAuth2, the documentation…
How to change "Manage contact information" for a user?
getting this error every time i try to change the information for a users mailbox. Error executing request. The operation on mailbox "User" failed because it's out of the current user's write scope. The action 'Set-Mailbox',…
unable to install CU
Hi All, I am trying to upgrade Exchange Server 2016 to the latest CU. I am currently on Exchange Server 2016 CU23 Nov23SU and attempting to upgrade to Exchange Server 2016 CU23 Nov24SUv2. However, I am encountering the following error. Please guide me.
Does not getting any IP address after publishing MX record for M365 Portal
Dear Expertise, We are facing an issue with updating the MX record in the Microsoft 365 portal. After publishing the MX record, no IP address is being assigned to it. When we noticed this, we contacted our DNS provider, but they confirmed that they do…
Outlook (office 365) failed to load javascript
Dear experts, Out of sudden, some of our members runnning into attached client error when using outlook OWA. It's still working fine when using Outlook desktop App. Any idea what happened and how to sort this out? I tried one machine by…

OOF messages gets droppend with 250 2.1.5 RESOLVER.OOF.ExtToInt; handled external OOF addressed to internal recipient}
We have a hybrid setup where the the on-prem AllowedOOFType is set to External on all domains and IsInternal is set to $true. In ExO the AllowedOOFType is also set to External and IsInternal is set to $false. Also AutoReplyEnable is $true. However all…
How to ask MS team to recover a mailbox deleted by default setting after license removed
Hi, We are having issue with someone's mailbox who has left company. we haven't converted the mailbox to shared mailbox once the user left, currently we can't see the email he communicated with others before. And, unfortunately there was no setting we…
Dynamic Distribution List filter attributes get shuffled
Currently encountering the following issue with newly created or recently modified dynamic distribution lists: Whenever I change the department filter attribute to "A, B, C" (minus the "" of course)in the GUI of the DDL, it gets…
Question about on premise exchange to the cloud
Hi, I'm hosting an exchange server with 150 mailboxes with 20 different clients. I've done in the past exchange migrations to 365 with minimal hybrid but it is out of the question here. I cannot do AAD sync - because you cannot do it 20 times (20…
User mailbox is full 99%
Hello experts, We have one of our user where Mailbox data is 99% full and this mailbox archive is enabled with Auto expand feature which is occupied with 50% This mailbox is placed on eDiscovery Hold so that user is unable to remove mails from Deleted…
Address book update
Hi I am using an Exchange 2016 hybrid environment. We create users on-premises and migrate them to Exchange Online. Three of my Mac users are facing issues with address book updates; they are unable to see contacts in their Outlook. Mailboxes are…