MSExchange ActiveSync 1100
Hello. About once a month I see this error: Exchange ActiveSync device requests for your users are being blocked. This problem frequently occurs when the HTTP OPTIONS method request isn't allowed by the firewall. Please check the firewall that filters…
Cannot create email groups in exchange admin center
Hello Please i need help on this issue. Cannot create email groups in exchange admin center When I attempt to create and email group using EAC I get the following error. We couldn't create the group. Exception of type…
Create a new (send/received) message with itemAttachment using Microsoft Graph
Because Microsoft is phasing out EWS in a rather unusual fashion I am rewriting all of my code to use Microsoft Graph. Some things are quite easy and neat to rewrite. Copying a Message is not one of them. It has been a dreadful process of trial and…
MS Exchange on premise: Multiple user mailbox in outlook password prompting isue
Hello, I have an exchange server on premise: server1 holds domain1.com & domain2.com server2 holds domainA.com & domainB.com in client PC outlook app I'm configuring mails from server1 & server2 i.e. user@domain1.com, user@domain2.com…
Troubleshooting Content Index State Issues for Database Copy in DR Site - Exchange 2016 DAG
Hello Community, I am currently facing an issue with the Content Index State in my Exchange 2016 DAG environment, and I would greatly appreciate your assistance. Here’s a detailed description of my environment, the problem, and the steps I’ve taken so…
Help with Encrypting Emails in Outlook
Hello, I need some assistance with encrypting emails in Outlook, please. I've read numerous posts and articles from Microsoft Learn, but I'm still unsure about the best way to send confidential information via email. I have a Microsoft account through my…
Event ID 4017 MSExchangeIS every 15 minutes for one database
We are migrating mailboxes with -SuspendWhenReadyToComplete from Exchange 2016 to a new databases in Exchange 2019 CU14 No mailboxes migrated at 100% yet Only ONE database for each node of the new DAG in Exchange 2019 generate the event ID 4017 every…
FileShareWitness disappeared and all databases dismounted
In Exchange 2013, I have a DAG with three mailbox servers: two in the primary site and one in a DR site. The issue I'm facing is that, occasionally, due to a connectivity issue, the file share witness or quorum disk becomes unavailable, and as a result,…
Trying to set up Exchange in Mail on my new Mac Studio; it’ll send but not receive.
I’m trying to set up Exchange in Mac Mail on my new Mac Studio; it’ll send but not receive. For reference, I have a MacBook Pro, two iPads and an iPhone and Exchange works fine on all of them. A general Google search indicated it might have to do with…
Exchange 2019 on prem
did somebody else experience mail flow rules "if mail to..." then "add recipient to..." fail (do not processed), after yesterdays windows update???
Need help with full outlook mailbox
Hello Please i need your help on this issue. Need help with full outlook mailbox. We have archive so many of our mailbox but we still get the error. Is there a way we can increase the mailbox size in a license.
Outlook disconnected for 12 Minutes
We have some weird problem. Exchange 2019 DAG onprem an Outlook 2016 / Outlook 2022 LTSR. Same behavior in both. We can Start and Close Outlook 2-3 times in a row without any problems. after that, on the next outlook start, in cache mode it stays…
Outlook attachments getting added/attached to email I send out
Hello, I received an email from a vendor of ours that had the attached attachments. Since receiving this email, I have had one vendor, who I emailed, state that the attachments got sent to him as well. Will you please let me know what these attachments…
Can't add new devices to the quarantine
Hi. Task: Add new mobile devices to quarantine. What is the reason why this may not work ? I have changed the global parameter and also created a rule in the ecp. I added a third app. It is quarantined. How does it work ? What could be the cache? I…
Assistance to create Shared Mailbox without Admin permissions
What steps should be taken to create a shared mailbox if I don't have admin permissions? Who can be contacted for assistance in this case?
Outlook Mobile no longer authenticating with modern auth
As of this week, modern auth on the Outlook mobile app (on iOS and Android) is no longer authenticating with modern authentication to an Exchange 2019 server which is configured with hybrid modern authentication. This was previously configured and has…
Regarding the return value of IsCancelled for FindItem in EWS
Since around 10/29, the return value of IsCancelled has returned the following. 'appt.IsCancelled' threw an exception of type 'Microsoft.Exchange.WebServices.Data.ServiceObjectPropertyException' ■Confirmation The return value of the isCancelled property…
Steps to Configure Direct Email Injection (DMI) with Office 365
Hello Team, Is there a way to configure Direct Email Injection (DMI) with Microsoft Office 365 for training purposes? The goal is to utilize the Exchange Web Services (EWS) API to insert simulated phishing emails into users' inboxes. Could anyone…
Microsoft Exchange mailbox migration stuck
Hello, We started migrating mailboxes from databases on Exchange 2016 to ones on Exchange 2019. We had migrated about 65 mailboxes with no issue but on one of our batches some of the larger mailboxes(30-50GB) were taking a long time so we started…
Delivery Reports
Hello! Consider the following test: One user (Michael Firsov) sends a message to another user (ExchAdmin). The message is successfully delivered to ExchAdmin's mailbox. I want to see this message in Delivery Reports and I search for messages sent from…