Powershell and Exchange Create DDG and Filtering
I have a simple powershell script to create a Dynamic Distribution Group. I am trying to filter on the Department, but we have people that work in multiple departments and in their contact info I might have "Dep1, Dep2, Dep3". I want to use…
Exchange Online
Unable to Add Mailbox Server to DAG – Cluster API Failed
I am currently encountering a persistent issue while attempting to add a mailbox server from our DR site to a Database Availability Group (DAG) in our Exchange Server environment. Despite following the recommended best practices, the operation fails with…
Exchange | Exchange Server | Other
Unable to Add Mailbox Server to DAG – Cluster API Failed
Hello Experts, I’m encountering a persistent issue while adding the mailbox server from DR site to a Database Availability Group (DAG) in my Exchange Server environment. Despite following all best practices, the operation fails with a cluster API timeout…
Exchange | Exchange Server | Other
Blacklist Status Alerts for Exchange Server despite No Listing
Receiving monitoring tickets from Nagios Pull Connector weekly regarding a blacklist status: "Listed at zen.spamhaus.org" for an Exchange server. These alerts automatically close after a few hours or days. Checking the IP address and server…
Exchange Online

Decommission Exchange on-prem retain smtp relay to Exchange online
We have an on-premises Exchange 2016 environment and are looking to decommission this as part of MSFT's move to end support on 2016 and 2019 (all our mailboxes are in 365). One aspect of our existing Exchange setup we're looking to redesign is the…
Exchange Online
Request Access to MailboxItemImportSession Graph API for Mailbox Item Import
I'm attempting to use the POST https://graph.microsoft.com/beta/admin/exchange/mailboxes/MBX:******@domain.com/createImportSession API documented here: https://learn.microsoft.com/en-us/graph/import-exchange-mailbox-item. However, I'm receiving a 500…
Exchange | Other
Id not populated from on prem AD to O365 Admin
We had mistakenly updated with same smtp address and sync the AD connect sync server and after that it will not comes in our admin portal then we had move to un-sync OU on prem AD and resync but users are not comes in our portal, it goes to deleted users…
Exchange Online
I cannot see nor access my email folders shown in the sidebar when I open Mail in Microsoft exchange on my iMac
I have created folders in the sidebar in mail on my PC and then later on my IMac to enable me to mange the information more effectively. In the last day I have not been able to read these folders, they appear to be empty,. I have checked filters. Sent…
Exchange | Other
Outlook desktop
Hello Please i need your help on this issue. On Outlook desktop, Mail view I have a task pane. When I click the task in the list a popup opens with the text: "We are getting your task list ready". It is showing preloaded and never ends…
Exchange | Exchange Server | Other
Outlook | Windows | Classic Outlook for Windows | For business
Exchange | Other
How to get details of all distribution group who have applied email sending rights or send on behalf
Hi Team, Request to you please help me to get details of all Distribution Groups (DLs) who have applied email sending rights or send on behalf so that I can capture the details for it. Regards, Vishal Kumar Email - **** PII removed ****
Exchange Online
Resolving AADSTS500022 Access Denied Error in Admin and User Portals
Since this morning, access to both the admin portal and user portal has resulted in the following error: You can't get there from here We are sorry, the resource you are trying to access is not available Additionally, email services are not functioning.…
Exchange Online
Issue with /analyzedEmails API — Events Not Available in Real-Time Causing Data Loss
We are integrating the /beta/security/collaboration/analyzedEmails endpoint from Microsoft Graph Security API into our real-time monitoring application. However, we've noticed a delay in when the data becomes available through the API, which is impacting…
Exchange Online
Does autodiscover v2 supports only exchange online or on prem as well
I am trying to migrate my code from autodiscover v1 to autodiscover v2 for my product. I m using a hybrid environment now i just want to know if autodiscover v2 supports on prem users and if so what will be the endpoint because i am getting 404 not found…
Exchange | Exchange Server | Other
Cleanup from issues experienced with Exchange Server 2019 CU15 PrepareSchema and PrepareAD
Over this last weekend, I decided to run the PrepareSchema and PrepareAD steps for CU15 since, up until now, it has been a fairly quick and straightforward process. Both seemed to complete without issue, but then I noticed that repadmin was reporting…
Exchange | Exchange Server | Other
How to fix Error Acquiring Token
I'm getting this error whenever i try to connect to Exchange online using PowerShell as Admin and I can't figure out how to fix it. Error Acquiring Token: Unknown Status: Unexpected Error: 0xffffffff80070520 Context: (pii) Tag: 0x21420087 (error code…
Exchange Online
Exchange | Exchange Server | Management
Windows for business | Windows Server | User experience | PowerShell
show the alias instead of the primary email address
When creating a new (shared) mailbox for Office 365 using the primary email address, you can also choose to add multiple alias email addresses. When sending an email to one of these alias addresses, the recipient will always see the primary email address…
Exchange Online
Hybrid Migration from exchange 2016 to M365 cloud
I am migrating from exchange 2016 to m365 cloud. Hybrid mode. At one point, I was able to receive external and internal. but not send internally to on Prem. today, I cannot receive any email. I can still only email external, but not internal. i am…
Exchange | Hybrid management
Cant resett hotmail password. I have tried evertyhing, after resetting the mail account use serval seconds and the I get er refresh message, and nothing happen
“I can’t reset my Hotmail password. I have tried everything, but after resetting the account it takes several seconds and then I get a refresh message, and nothing happens.” This is for mail: PII ******@hotmail.com Please help me. This is the message I…
Exchange | Other
how to set hotmail in samsung mail application
I'm trying to setup in Samsung's mail application my hotmail account, I got prompted with the authenticator code/number which was approved and authenticated but it still says the there was an error to connect to the server
Exchange | Other
Exchange Online Email Activity Report Not Updating Since June 28, 2025
Hello Team, We have observed that the Exchange Online Email Activity Report in the Microsoft 365 Admin Center is not updating. The "Last updated" date is stuck on June 28, 2025, and no new data has been shown since then, despite continuous user…