7,117 questions with Exchange Online tags

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2 answers

Outlook support help. After reload of MS365 all my outlook email accounts are gone. Haven't received any emails since 2026.04.13 and Outlook continues to disconnect and reconnect itself. Was promised a call back. Never recieved

After reload of MS365 all my outlook email accounts are gone. Haven't received any emails since 2026.04.13 and Outlook continues to disconnect and reconnect itself. Was promised a call back. Never recieved

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-17T21:16:42.4366667+00:00
Claudia Russell 0 Reputation points
answered 2026-04-18T04:25:52.0266667+00:00
Vergil-V 11,645 Reputation points Microsoft External Staff Moderator
1 answer

I am freaking lost all of my emails

Its Saturday and I am freaking lost all of my emails, I still dont know what MS doing, I have raised ticket for 2 times, need them to review all the policies in our Exchange to see are there any affected policies, none of them have the respond Help…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-18T02:06:38.19+00:00
Ryszta Dikoko 0 Reputation points
edited an answer 2026-04-18T03:49:58.1666667+00:00
Vergil-V 11,645 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

Attachment size

I am using exchange se edition hybrid env. we create users onprem and migrate to online.One of our users is unable to send an email with a 34 MB attachment (PowerPoint file). I have explained that Exchange uses Base64/MIME encoding, which increases the…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T07:04:59.6533333+00:00
Glenn Maxwell 13,616 Reputation points
accepted 2026-04-17T23:26:16.52+00:00
Glenn Maxwell 13,616 Reputation points
1 answer

Incompatible software in the "mydomain" domain when trying to associate my domain with purchasing acount account

Hello, I am getting this message when I try to associate my domain with a purchasing account Here is the error: "There are products and services in the"mydomain" that cannot be used with your purchasing account. Pick another domain from…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-16T14:48:58.6866667+00:00
Jason Adams 0 Reputation points
edited a comment 2026-04-17T21:04:27.5133333+00:00
Hin-V 13,840 Reputation points Microsoft External Staff Moderator
2 answers

Who can delete a M365 group created in Outlook

Quick question I was hoping to get some help with. If a M365 group is created via Outlook, who can delete that group and where can it be deleted from? My organization is currently in the process of evaluating increased restrictions on group creation, and…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-17T19:48:32.79+00:00
Chris LeMay 190 Reputation points
commented 2026-04-17T20:17:23.44+00:00
Vasil Michev 126K Reputation points MVP Volunteer Moderator
1 answer

How to protect from email spoofing?

It appears my emails are being spoofed. When I sent an email to a vendor it showed coming from a different organization. I have attempted to enable DKIM and DMARC but have been unable to enable this feature in Office Admin. Please suggest a solution. …

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-17T13:25:06.2466667+00:00
Roger Samples 0 Reputation points
edited an answer 2026-04-17T14:07:02.59+00:00
Jayden-P 19,295 Reputation points Microsoft External Staff Moderator
1 answer

How to create an alias on our restaurant work email

Hello everyone, we have a company email address that is the main point of contact for communications with our restaurant. As there are two of us handling different aspects of the day-to-day management, I would like to create 2 aliases using the same…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T23:30:20.81+00:00
Marco 20 Reputation points
commented 2026-04-17T12:45:14.88+00:00
Vergil-V 11,645 Reputation points Microsoft External Staff Moderator
2 answers

Conference room bookings are being accepted even when the rooms are already busy, leading to overlap issues.

Conference room bookings are being accepted even when the rooms are already busy, leading to overlap issues. Conference room hosted on M365 and all the settings are intact. Please check if there is any on going Microsoft issue which may affect the…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-17T07:42:11.86+00:00
Priya Jayaraman 346 Reputation points
recommended 2026-04-17T08:02:39.6666667+00:00
Jack-Bu 6,765 Reputation points Microsoft External Staff Moderator
2 answers

Room declined meeting

I'm getting tickets from users saying they can't book our main conference room. When they check the calendar in Outlook, the room looks completely free, but as soon as they send the invite, they get an automatic 'Decline' email saying the room is busy. …

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-17T01:00:39.5966667+00:00
Montez Martha 60 Reputation points
answered 2026-04-17T02:34:38.4266667+00:00
Hani-Ng 9,990 Reputation points Microsoft External Staff Moderator
1 answer

How is this possible? A SCAM email have a link to https://login.microsoftonline.com/common/oauth2/v2.0/authorize... but redirects to noutreashou.ru

How does this SCAM email have a link to: https://login.microsoftonline.com/common/oauth2/v2.0/authorize... (plus a very long string) but it redirects to <URL removed> This goes against everything I have been teaching our staff... (Hover over…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T16:41:47.48+00:00
IngallsPW1 41 Reputation points
edited a comment 2026-04-17T00:13:00.4333333+00:00
Steven-N 24,365 Reputation points Microsoft External Staff Moderator
1 answer

how to fix not receiving emails on my apple phone that appear on my computer

how to fix not receiving emails on my apple phone that appear on my computerow to fix not receiving emails on my apple phone that appear on my computer

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-16T19:59:18.8833333+00:00
Eddie Heinemeier 0 Reputation points
edited an answer 2026-04-16T22:23:53.4566667+00:00
Hin-V 13,840 Reputation points Microsoft External Staff Moderator
1 answer

How to fetch posts from a long coversation in list posts API for outlook groups

Context : https://learn.microsoft.com/en-au/answers/questions/5773017/unexpected-behaviour-of-list-posts-api-for-long-gr?page=1&orderby=helpful&comment=answer-12588615&translated=false#newest-answer-comment I've tried using the solutions as…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T09:29:57.76+00:00
Runway 4 0 Reputation points
commented 2026-04-16T14:43:40.3633333+00:00
Gabriel-N 15,810 Reputation points Microsoft External Staff Moderator
2 answers

I am not receiving outside emails.

We are a Cloud based company. I have not received emails since the weekend. We need this resolved ASAP

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T13:07:40.81+00:00
Mike Payne 0 Reputation points
edited a comment 2026-04-16T14:17:08.97+00:00
Vergil-V 11,645 Reputation points Microsoft External Staff Moderator
1 answer

Incorrect behaviour of List Posts API for long Group mailbox conversation threads

I am facing similar issues as that of https://learn.microsoft.com/en-au/answers/questions/5773017/unexpected-behaviour-of-list-posts-api-for-long-gr and tried the solutions mentioned in that question. Here are my observations: Filtering issue: It…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T09:44:07.7833333+00:00
Cameron Wallin 0 Reputation points
commented 2026-04-16T11:01:42.2733333+00:00
Jayden-P 19,295 Reputation points Microsoft External Staff Moderator
0 answers

Incorrect behavior of List Posts API for long Group mailbox conversation threads.

I am facing issues similar to the the one asked in https://learn.microsoft.com/en-au/answers/questions/5773017/unexpected-behaviour-of-list-posts-api-for-long-gr and solutions mentioned didn't work out for us. Here are my observations when I tried out…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-16T06:32:59.67+00:00
Cameron Wallin 0 Reputation points
commented 2026-04-16T08:44:35.2366667+00:00
Jack-Bu 6,765 Reputation points Microsoft External Staff Moderator
2 answers

Exchange on line mailflow issues

Recently the company I work at has had a lot of mail flow issues. We use exchange online and we have several shared mailboxes that will no longer forward messages to either internal or external addresses. For example we have a mailbox that we use for MFA…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T17:10:55.35+00:00
Matheson Rowley 0 Reputation points
commented 2026-04-16T05:45:59.28+00:00
Vasil Michev 126K Reputation points MVP Volunteer Moderator
1 answer

My email was lost

I run Message trace indicates the message status as Delivered, but the recipient mailbox does not contain the email. I've tried content search and take a look for the deleted folder, nothing found, new incident ?

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-15T03:27:23.5333333+00:00
David Nguyen 185 Reputation points
commented 2026-04-16T04:21:22.95+00:00
Teddie-D 14,685 Reputation points Microsoft External Staff Moderator
1 answer

Is it possible to manage Gmail domain or Guest mailbox via EAC ?

Is it possible to manage Gmail domain or Guest mailbox via EAC ? Thanks

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-14T23:46:16.8733333+00:00
Benladi Rosangela 20 Reputation points
commented 2026-04-16T02:03:44.46+00:00
Steven-N 24,365 Reputation points Microsoft External Staff Moderator
11 answers One of the answers was accepted by the question author.

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…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2024-12-06T11:41:18.0066667+00:00
Anonymous
commented 2026-04-16T01:18:11.2233333+00:00
Reza Rrouhani 0 Reputation points
2 answers

Moderated Microsoft 365 Group

Hi In my organisation, we're running on the Microsoft business standard license, we have a moderated group whereby if an email is sent to that group, a selected members will be notified, view and either "Approve or Reject" that email before it…

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.

7,117 questions
asked 2026-04-14T09:50:29.7133333+00:00
Yongama Ndumiso 20 Reputation points
commented 2026-04-15T12:58:04.8833333+00:00
Jayden-P 19,295 Reputation points Microsoft External Staff Moderator