Microsoft Exchange

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When DelegateSentItemsStyle is set, the Mail is always stuck in Outbox

We saw online on TechNet, that it is possible to send a mail in the name of a shared Mailbox and we tried to save the mail in the sent items in the shared Mailbox, cause we don't need a copy in the primary Mailbox. I attached an image from TechNet,…

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Aus der Au Dino 0

edited the question

Aus der Au Dino 0

2 answers

Orange.fr SMTP does not deliver to my Exchange 2013 server anymore

Hi all, We use an on premise Exchange 2013 Server for our mail base. Since a few weeks, only mails from @orange.fr can't contact our organization. Any othe domain can. I update SPF, DKIM and dmarc policy on our domain but nothing has changed. Every…

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Mickael Vosgien 0

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Mickael Vosgien 0

3 answers

Basic Authentication for SMTP Deprecation

Hello, I understand that basic authentication is being discontinued later this year. Is Microsoft planning on creating temporary blocks as a way to remind users to prepare for the discontinuation? I believe they did this years ago for the TLS 1.1…

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Anon4343 521

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Anon4343 521

2 answers

How to set time zone in microsoft teams - Hybrid Deployment

Hello, We are using teams in our organisation, and we're bringing on board some more people who are in different timezones. I've taken a look at this thread here:…

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Rowan Scott 0

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Rowan Scott 0

1 answer

Exchange stop warning with Warning ASP.NET 4.0.30319.0

Hi everybody, Exchange 2019 with last cu and su. i get multiple warning error : Log Name: Application Source: ASP.NET 4.0.30319.0 Date: 06/03/2025 18:51:23 Event ID: 1309 Task Category: Web Event Level: Warning Keywords:…

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Marco 1

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Marco 1

1 answer

Exchange Hybrid Wizard. What settings should be used for cloud mailbox management only. No onboarding required.

My customer has an environment that has on-prem AD accounts syncing to M365 via Entra Connect. Mailboxes are in the cloud. The customer just wants to manage their cloud mailboxes from an on-prem Hybrid Exchange server. I have installed the Exchange…

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Arend Dieperink 20

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Arend Dieperink 20

3 answers

Exchange Server 2019 - ASP.NET 4.0.30319.0 Event ID 1309

Hello, I have an Exchange 2019 CU14 and it was working fine till I installed the Security Update for Exchange 2019 Cumulative Update 14 (KB5036401). since then my Event viewer is filled with ASP.NET 4.0.30319.0 Event ID 1309. ECP and OWA are working fine…

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EDDY RAFFOUL 0

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EDDY RAFFOUL 0

1 answer

Problem with prod.outlook said: 451 4.7.500 Server busy. Please try again later

Hi Some clients send us mail with confirmation of receipt of the message (via server) And such messages are limited by you which prevents everyone from working. The limits appeared two weeks ago. No spam is sent or anything. Z8Qt64332z1Q9w6 12122 Fri…

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natan jamal 0

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Kaiyue Gong (Shanghai Wicresoft Co Ltd) 710 Microsoft External Staff

2 answers

In place Exchange Application upgrade

I have exchange server running on Operating System 2016 and on exchange version 2016. With all upcoming changes coming, I need to update it to the Exchange version 2019 and then to Exchange SE when it becomes available later this year. Quick overview of…

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Mohsauga 40

edited an answer

Kaiyue Gong (Shanghai Wicresoft Co Ltd) 710 Microsoft External Staff

2 answers

What can I do to fix Resource is unhealthy and shouldn't be accessed for Exchange 365?

I have been trying to get a new MRM policy to apply for an Exchange Online user, but have been failing over a 4 day period with the same error message. The user has an Archive mailbox enabled, and the policy was newly created to permanently delete all…

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Aaron Johnson 0

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Alex Zhang-MSFT 6,230 Microsoft External Staff

1 answer

Clearing Disabled Archive GUID Exchange 2016

I have an Exchange 2016 server with very large mailboxes, greater than 100GB. I have created online archives of 45GB and run a retention policy to move all emails older than 7 days to this online archive, which I then export to a PST file. I dont want…

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Patr_UK 120

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Patr_UK 120

2 answers

Unable to Uninstall Exchange server 2016 in a Windows server 2025

We have recently performed an in-place upgrade to the Exchange server (Which was running Windows server 2016) to the Windows server 2025. The upgrade went smoothly. We then tried uninstalling the Exchange server role, considering we are entirely into the…

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BMcclane 20

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BMcclane 20

2 answers

Unable to verify exchange account on iPhone 15

The exchange email suddenly stopped working on my iPhone 15. After trying several times to get into it, I deleted the account and tried again. Still nothing so I changed the password on my Mac and all devices to match. Still can't get it on my iPhone…

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Wendy King 45

commented

Wendy King 45

1 answer

When changing from Distribution to Security, what is the impact or consequence?

What is the impact or consequences when changing the group type from Distribution to Security group? From: Into: Is the inbound email flow still working or stopped due to the AD group changes from On-premise AD DS? I cannot select the AD Distribution…

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EnterpriseArchitect 5,736

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Kamal Nayan Tanikella 0

9 answers

when i run the connect-exchangeonline to connect it it should open a authentications window but it gives the error A window handle must be configured. See https://aka.ms/msal-net-wam#parent-window-handles At C:\Program Files\WindowsPowerShell\Modules\Exc

when i connect-exchangeonline i get this error : A window handle must be configured. See https://aka.ms/msal-net-wam#parent-window-handles At C:\Program…

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Tanuj Saini 55

edited an answer

Derek M 5

2 answers

How to send an email on behalf of distribution group?

A distribution group email address is a virtual email address used for delivering emails to the entire group of specific users. I'd like to use it for the "From" field, so the recipient could simply reply and all group members would receive the…

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Jan Tošovský 6

commented

Tianyi Chang (Shanghai Wicresoft Co Ltd) 1,040 Microsoft External Staff

1 answer

Microsoft.Exchange.WebServices.Data (401) Unauthorized error

I have a c# application that is getting the following error: Error: Microsoft.Exchange.WebServices.Data.ServiceRequestException: The request failed. The remote server returned an error: (401) Unauthorized The app failes on the following line:…

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Jose Correa 1

edited a comment

Jack J Jun 24,881 Microsoft External Staff

1 answer

DKIM signing but not authenticating

I have 2 custom domains in my tenant, one with DNS in Azure, the other using DNS in a different host. I added DKIM records to both, using the records provided by Microsoft, copied and pasted straight from the Microsoft dkim page into azure. Everything…

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Dawn Lowery 21

commented

Alex Zhang-MSFT 6,230 Microsoft External Staff

1 answer

How to get the list of accounts with General as Employee number along with Mailbox and OneDrvie quota

Hello all, Is there way to pull a report for all generic accounts having General as Employee number along with Mailbox and OneDrive quota and last login details.

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Mani 376

commented

Alex Zhang-MSFT 6,230 Microsoft External Staff

3 answers

How to list multiple domains in an exchange mail flow exception rule?

In Exchange I created a mail rule to prepend a disclaimer for mail outside our organization, however I want to add a list of domains as an exception. The list of domains are our clients. I want to do this so emails do not have the External mail banner…

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Rose Ingrande 0

answered

Sharon Zhao-MSFT 25,361 Microsoft External Staff

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13,952 questions with Microsoft Exchange-related tags

When DelegateSentItemsStyle is set, the Mail is always stuck in Outbox

Orange.fr SMTP does not deliver to my Exchange 2013 server anymore

Basic Authentication for SMTP Deprecation

How to set time zone in microsoft teams - Hybrid Deployment

Exchange stop warning with Warning ASP.NET 4.0.30319.0

Exchange Hybrid Wizard. What settings should be used for cloud mailbox management only. No onboarding required.

Exchange Server 2019 - ASP.NET 4.0.30319.0 Event ID 1309

Problem with prod.outlook said: 451 4.7.500 Server busy. Please try again later

In place Exchange Application upgrade

What can I do to fix Resource is unhealthy and shouldn't be accessed for Exchange 365?

Clearing Disabled Archive GUID Exchange 2016

Unable to Uninstall Exchange server 2016 in a Windows server 2025

Unable to verify exchange account on iPhone 15

When changing from Distribution to Security, what is the impact or consequence?

when i run the connect-exchangeonline to connect it it should open a authentications window but it gives the error A window handle must be configured. See https://aka.ms/msal-net-wam#parent-window-handles At C:\Program Files\WindowsPowerShell\Modules\Exc

How to send an email on behalf of distribution group?

Microsoft.Exchange.WebServices.Data (401) Unauthorized error

DKIM signing but not authenticating

How to get the list of accounts with General as Employee number along with Mailbox and OneDrvie quota

How to list multiple domains in an exchange mail flow exception rule?