6,382 questions with Exchange Online tags

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1 answer

Outlook email account can send but not receive?

My outlook account has stopped receiving email for the last 4 days. I have changed my PW as that was a possibility if the account was locked. I can send email but not receive either BCC or emails sent from other accounts, but can send to anyone.

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-10T17:53:37.3633333+00:00
Harry 5 Reputation points
commented 2025-08-29T16:18:08.3866667+00:00
Harry 5 Reputation points
1 answer

Move mails from Personal mailbox to Shared mailbox Microsoft 365 Exchange

Hello, when we started our company, we had a personal @hotmail.com mailbox for everything. Now we have some Shared mailboxes in Microsoft 365 Exchange. We'd like to switch completely to Exchange Shared mailboxes. Is it possible to move some emails from,…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-18T10:34:42.02+00:00
Sebastian-7287 0 Reputation points
commented 2025-08-29T13:53:16.4366667+00:00
Jack-Bu 2,770 Reputation points Microsoft External Staff Moderator
1 answer

API Permissions

I have the following requirements: I want to migrate Exchange on-premises mailboxes to Exchange Online using a PowerShell script. I have already achieved this successfully via Task Scheduler on one of my VMs. The script runs every 12 hours, checks for…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-27T05:41:06.6+00:00
Rising Flight 5,256 Reputation points
commented 2025-08-29T12:22:41.06+00:00
Kudos-Ng 3,685 Reputation points Microsoft External Staff Moderator
1 answer

Blocking Personal Microsoft or outlook.com account sign-up with work email address.

Is there a way to restrict the Personal Microsoft account or Outlook.com account to be created with the current tenant ex. contoso.com registered with Microsoft and Using Exchange online with Microsoft 365 Business Basic subscription? We are facing…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-19T11:09:41.1733333+00:00
SURAJ KALAMBE 60 Reputation points
commented 2025-08-29T11:04:17.1033333+00:00
Hin-V 3,015 Reputation points Microsoft External Staff Moderator
2 answers

Duplicate SMTP contacts in Exchange Online (MS 365 tenant)

Hi! Through some sort of loophole we've managed to create duplicate contacts in our tenant Exchange Online. To clarify I mean in Exchange Admin Center, under Recipients -> Contacts there are a couple of email addresses I cannot delete nor use them in…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-26T06:38:31.53+00:00
VahurS 0 Reputation points
commented 2025-08-29T09:48:34.34+00:00
Hani-Ng 1,745 Reputation points Microsoft External Staff Moderator
1 answer

I am not receiving work emails to my personal email account

both myself and colleagues at work are trying to send emails from my work domain to my personal email hotmail account but nothing is coming through to either my inbox or junk I have spoken to my IT at work and they have suggested to contact you as this…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-26T09:41:09.7166667+00:00
Berni Horvath 0 Reputation points
commented 2025-08-29T06:05:31.4933333+00:00
Jayden-P 6,210 Reputation points Microsoft External Staff Moderator
1 answer

Ending Exchange 2019/Exchange online hybrid question

Exchange 2019 Cu14, Exchange 365 business basic. I'm looking to get Azure/Entra AD for the 30 day trial, enable Exchange 2019 hybrid, move everyone to the cloud, decommission Exchange 2019, cancel the Azure/Entra AD subscription, and maintain my local…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-28T21:29:00.6066667+00:00
Susan Dodds 321 Reputation points
commented 2025-08-29T05:36:08.0166667+00:00
Austin-H 3,750 Reputation points Microsoft External Staff Moderator
1 answer

I keep getting the same error when I try to log in

UTC Date: 2025-08-26T20:45:29.269Z Client Id: Session Id: Client Version: 20250815005.16 BootResult: configuration Back Filled Errors: Unhandled Rejection: SyntaxError: JSON.parse: unexpected character at line 1 column 1 of the JSON…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-26T20:54:59.7833333+00:00
JL 0 Reputation points
commented 2025-08-29T05:10:18.22+00:00
Jade-T 4,315 Reputation points Microsoft External Staff Moderator
1 answer

New-DistributionGroup

I am using an Exchange hybrid environment and would like to create a Distribution List (DL) in Exchange Online using PowerShell. For example, let’s say the DL name is DLEXO1 and the email address is DLEXO1(at)mydomain.com. I already have Exchange 2019…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-27T05:05:15.0066667+00:00
Rising Flight 5,256 Reputation points
commented 2025-08-29T04:59:15.46+00:00
Jade-T 4,315 Reputation points Microsoft External Staff Moderator
1 answer

UTC Date: 2025-08-28T18:00:41.810Z Client Id: Session Id: Client Version: 20250822.01 BootResult: configuration Back Filled Errors: None err: Microsoft.Exchange.Clients.Owa2.Server.Core

I can't login in mysis UTC Date: 2025-08-28T18:00:41.810Z Client Id: Session Id: Client Version: 20250822.01 BootResult: configuration Back Filled Errors: None err:…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-28T18:05:11.71+00:00
L Mkhize 0 Reputation points
edited the question 2025-08-29T04:08:21.4766667+00:00
Jade-T 4,315 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

How to check all emails sent, recieved or created in the past

In my office we`re currently using "Microsoft 365 apps for business(version 2306)". As I wrote in the title, we are looking for a way to look through emails sent, received or created in the past. If possible we want to check the deleted emails…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2023-07-21T03:29:44.4866667+00:00
AyumuTakano-7687 20 Reputation points
answered 2025-08-29T02:39:59.59+00:00
Garry Richardson 0 Reputation points
2 answers

Conditional Access: Need to Restrict Exchange Online Protocols Without Breaking Teams (Graph Dependency)

Hello Community, We are in the process of integrating Exchange Online and want to restrict access to Exchange protocols (like MAPI, EWS, ActiveSync, etc.) to only trusted IP ranges. However, we also need to allow Microsoft Teams to function fully from…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-28T14:12:17.7566667+00:00
edited an answer 2025-08-29T01:26:31.3433333+00:00
Vergil-V 2,890 Reputation points Microsoft External Staff Moderator
1 answer

How to bundle a device with a Exchange Online mail ID, so that the mail ID can be accessed through the device only. We have Intune and the device is connected with Azure entra ID.

How to bundle a device with a Exchange Online mail ID, so that the mail ID can be accessed through the device only. We have Intune and the device is registred in Azure entra ID.

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-27T05:35:14.0566667+00:00
MailAdmin haldia 1 Reputation point
commented 2025-08-29T01:08:27.31+00:00
Kha-N 400 Reputation points Microsoft External Staff Moderator
1 answer

Fix email delivery issues for error code 5.1.10 in Office 365

The last two emails set up work internally but not externally outside of the organization. An error message is received, and there is difficulty fixing this issue related to the non-delivery report (NDR).

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-26T18:24:38.0433333+00:00
Shay Jacobs 0 Reputation points
commented 2025-08-29T01:05:53.1233333+00:00
Kha-N 400 Reputation points Microsoft External Staff Moderator
1 answer

domain recovery assistance tenant

Help!!! Subject: Request for Domain Recovery Assistance in Office 365 To: Microsoft Support Dear Microsoft Support Team, I am reaching out to request assistance with recovering a domain currently tied to an Office 365 tenant that we no longer have access…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-28T18:46:38.5733333+00:00
wade chapman 0 Reputation points
answered 2025-08-29T00:39:04.5633333+00:00
Austin-H 3,750 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

I cancelled subscription to Exchange Online (Plan 1) before free trial ended but have been receiving invoices since then. How to stop this harassment??

My Billing profile: PII removed Subscription name: Exchange Online (Plan 1) Primary Tenant Id: PII removed I have email confirmation from Microsoft (02-07-2025) that subscription was cancelled. But I received invoices (PII removed) for 415.07 INR on…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-08T17:21:41.11+00:00
Mohamed Anwar Sadat 20 Reputation points
accepted 2025-08-28T18:00:12.57+00:00
Mohamed Anwar Sadat 20 Reputation points
2 answers

Migration - On-prem users that I cannot permanently delete from ExchangeOnline

I made a mistake: I un-synced an OU of users in Azure AD Connect. Then "permanently deleted" them from Entra. No mailboxes were migrated. Now, I have re-synched them in Azure AD Connect, but I cannot migrate their mailboxes because M365 has…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-25T22:54:09.5466667+00:00
BCassady 0 Reputation points
commented 2025-08-28T16:53:30.16+00:00
BCassady 0 Reputation points
1 answer One of the answers was accepted by the question author.

Mail does not sync between 2 environments

I have logged in my Outlook on my work PC and my personal laptop, same account But the mail doesnt sync between 2 devices. My personal laptop sometimes missing the email but I can see that email on my work device. help me please, my account is:…

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-28T13:04:25.44+00:00
Huff Jennifer 120 Reputation points
accepted 2025-08-28T14:54:28.8766667+00:00
Huff Jennifer 120 Reputation points
1 answer One of the answers was accepted by the question author.

Outlook error 0x8004210B

My outlook Sending Reported Error – 0x8004210B How can I fix that

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-28T11:04:14.2333333+00:00
Rosie Brunson 80 Reputation points
accepted 2025-08-28T11:13:54.2966667+00:00
Rosie Brunson 80 Reputation points
0 answers

lost old emails and calendars when trying to migrate from google workspace to Microsoft 365

Hello Please i need your help on this issue. We lost old emails and calendars when trying to migrate from google workspace to Microsoft 365 on my own. New email is working with 365 but i need my old emails to be added to new account with same domain.

Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,382 questions
asked 2025-08-28T07:15:40.42+00:00
Rita Rita 65 Reputation points