how to change a client secret key of an app with app id "X" but cant find in azure.
Exception : Mailbox Configuration Validation Failed. MsalServiceException occured: A configuration issue is preventing authentication - check the error message from the server for details. You can modify the configuration in the application registration…
HTML Email Styles Not Applied When Sending to Gmail Using Exchange 2016
I am experiencing an issue when sending HTML emails to Gmail using Exchange 2016 (Build 15.1). The styles defined in the HTML body are not being applied to the email received. However, when I use Exchange 2019 (Build 15.2), the styles are correctly…
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…
query on mail contacts/mail users
Hi All, I am working in an Exchange 2016 hybrid environment. I have mail contacts and mail users in Exchange 2016, as well as mail contacts, mail users, and external users in Exchange Online. I also have distribution lists (DLs) in both Exchange…
A positional parameter cannot be found that accepts argument
Hi All i am using the below syntax in exchange online, i am getting error. Select-Object : A positional parameter cannot be found that accepts argument 'System.Object[]'. At line:1 char:79 | Select DisplayName,title,userprincipalname,Department,Man…
Get-DistributionGroup
Hi All, I have a list of Distribution Lists (DLs) in a CSV file in the following format: DLList dl1@contoso.com dl2@contoso.com I want to import this CSV file and retrieve the following information for each DL: The count of DL members, including…
queries on unified group mailbox.
Hi All, I have three questions. My users are currently unable to create Outlook rules in a unified group mailbox. I plan to enable it using the syntax below. If I enable this setting, will it apply only to the unified group mailbox, or will it affect…
retention policy/tags
Hello Everyone i have a unified group mailbox lets say ug1@contoso.com, how can i know if any retention policy or tag is being applied on this unified group mailbox. 2.I have MRM Retention Policies and MRM Retention Tags set up under Data Lifecycle…
You don't have sufficient permissions
Hi All i am using exchange 2016 hybrid environment. i have a mail enabled security group in exchange onprem lets say mesg1@contoso.com. when i am trying to add one user as a owner lets say user1 i am getting the below error. You don't have sufficient…
Issues with "ExchangeGuid" is used by another recipient
Hi, we currently have an exchange hybrid mode. We are observing lots of issues with the error "ExchangeGuid" is used by another recipient object". As per the Microsoft documentation, it says that it happens because of soft deleted…
Exchange server 2016 and 2019 coexistence
Hi, We have 2016 and 2019 servers both on premises. if we create and account which resides on database on 2019 authorization issues happen like you open OWA properly login and no error message just login does not happen. if you misspel password red…
ERROR when Adding Endpoint - Intermedia HostPilot hosted Exchange 2016
I am trying to setup a cutover "remote move" migration using EWS (not OWA). While configuring the endpoint I get: The call to 'net.tcp://ch0p223mb0219.namp223.prod.outlook.com:9821/Microsoft.Exchange.MailboxReplicationService…
Group Owners Can't Edit Members in ECP/OWA
Hello everyone. We have Exchange Server 2019. I want to allow a user to edit the group membership in OWA, but he still has no rights. I created a security group in the Exchange console (as mail-enabled), added the user to the group and made him the owner…
Changes made to the mail flow in EAC do not take effect immediately
Recently, I have made changes of mail flow in EAC but the rules did not take effect immediately. Sometime, I have to wait 2-3 hours or longer How to speed up to propagate the changes and apply them across the system? Could you provide the solutions on…
How to increase EWS search-mailboxes results more than 100
Hello, I use EWS to perform searches on mailboxes. My account is at discovery management group. When I try to search mailboxes with filter "from:<sender> and subject:'<subject>' " with a mail scope of 500 mailboxes, I only get 100…
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…
Search-MailboxAuditLog
Hi All, One of my users, let's say user1@contoso.com, sent an email to two users, user2@contoso.com and user3@contoso.com. User2 and User3 claim that they read the email, moved it to a folder, and now are unable to find it. When I checked the message…
Validating Moderan hybrid agent for Exchange fails with "The remote server returned an error: (401) Unauthorized"
Currently our Modern Full Hybrid configuration is failing when trying to rerun the HCW get all functionality working again. I have exhausted all I know to try to this point. I have rerun the wizard many times trying two different credentials both…
exchange all virtual directory error: An IIS directory entry couldn't be created. The error message is Access is denied.
Здравствуйте, при попытке изменить свойство "проверка подлинности" в ECP возникает ошибка: Не удалось создать запись каталога служб IIS. Сообщение об ошибке - Access is denied. . HResult = -2147024891 при попытке сбросить виртуальный каталог в…
How to block quarantine notification ?
Hello. We want to enable quarantine for new mobile devices. Set-ActiveSyncOrganizationSettings -DefaultAccessLevel Quarantine The problem with this command is that the rule applies to all devices that are already connected. So to prevent existing devices…