A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
Custom domain removed from source tenant but still remains as Exchange Online accepted domain
Hello, I need help with a custom domain that appears to be stuck in Exchange Online after being removed from the source tenant. Domain: example.com Issue summary The domain example.com was previously hosted in an old Microsoft 365 tenant and has now been…
Exchange Online
Export-ExchangeCertificate now returns “The operation is not supported”
After updating our SE server, Export-ExchangeCertificate now returns “The operation is not supported” when exporting the OAuth certificate, even though it’s marked exportable and permissions are correct. This breaks our DR scripts across all…
Exchange | Exchange Server | Management
The administration and maintenance of Microsoft Exchange Server to ensure secure, reliable, and efficient email and collaboration services across an organization.
I was intending to purchase fc26 point but bought fc24
I recently purchased fc points for my fifa game on xbox but I was intending to purchase fc26 points but I purchase fc24 points ..... I haven't used them as I do not have the game fc24, is there any way they can be swapped as they are the same price and I…
Exchange Online
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
Exchange on Prem server Relay issue
Hi, we have just started having issue customer who is having hotmail.co.uk and outlook.com email address not able to recived emails from our relay servers which on prem ms exchange. We have office 365 exchange online if we send email from personal email…
Exchange | Other
A powerful email and collaboration platform developed by Microsoft, designed to support enterprise-level communication and productivity. Miscellaneous topics that do not fit into specific categories.
Can't create a catchall rule for all domains in my MS 365 for business installation
Hi, I have a Microsoft 365 installation with one main domain (let's call it x1.com) and several additional domains (let's call them x2.com and x3.com). Currently, I have a catchall rule that works for the main domain x1.com. However, this rule does not…
Exchange Online
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
Syncing Global Address List to Mobile Phones
Syncing Global Address List to Mobile Phones Specifically iPhones. Some users what to have access to the GAL while in the field
Exchange | Hybrid management
The administration of a hybrid deployment that connects on-premises Exchange Server with Exchange Online, enabling seamless integration and centralized control.
Get-Recipient intermittently exhibit high latency, partial result sets, or timeout exceptions.
Our remote PowerShell sessions established via the Exchange Management Shell WinRM connect successfully, but core cmdlets such as Get-Mailbox, Get-Queue, and Get-Recipient intermittently exhibit high latency, partial result sets, or timeout…
Exchange | Exchange Server | Management
The administration and maintenance of Microsoft Exchange Server to ensure secure, reliable, and efficient email and collaboration services across an organization.
Session Duration
Hi All, I have been asked to implement the following changes and would appreciate guidance on the potential concerns and benefits of enabling these policies. For context, we are using Okta as our SSO and MFA provider, and we have an Exchange hybrid…
Exchange Online
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
4.3.1 Insufficient system resources
All our emails just stopped! No one can send or receive anything. People trying to email us are getting a bounce-back message that says '4.3.1 Insufficient system resources.' I checked the server and it’s still running, but the C: drive is almost out of…
Exchange | Exchange Server | Management
The administration and maintenance of Microsoft Exchange Server to ensure secure, reliable, and efficient email and collaboration services across an organization.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
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
A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.