Questions tagged [microsoft-office-365]

Office 365 is Microsoft's subscription based cloud solution for business productivity. All server side components are hosted at Microsoft managed datacentres. Customers that subscribe to O365 have access to the latest business productivity software and can choose to be "entirely cloud based" or have a hybrid configuration where some on-premise servers are retained.

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16 views

Securing a new office 365 deployment

I'd like to know if somebody here might be able to point me in the right direction. Rolling out a new O365 deployment and we would like to secure it. What I mean is that unless the user is logged ...
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Isn't there a way to disable the Personal side of a Microsoft Account?

I am very sure I saw something within the last year saying that you could disable the Personal side of a Microsoft Account. Of course, we know that a user, name@company.com has both a Work or School ...
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“a specified logon session does not exist. it may already have been terminated” after i joined the device to azure active directory

"a specified logon session does not exist. it may already have been terminated" after i joined the device to azure active directory -i can't access our shared folder in our server after i joined the ...
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Exchange Online - List-Unsubscribe

I am trying to achieve having List-Unsubscribe header functionality for our marketing emails that are being sent using Distribution list. 3rd party mailing is a no-go. I have opened a case with M365 ...
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SharePoint Online Document Library member are unable Access the HomePage of the Site

First Question and its pretty Newbish We have Sharepoint online site, I have created a number of Libraries, such as Library A, Library B, Library c, Library D etc I have creted unique permissions ...
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Outlook send mail from different domain (Office365/G-Suite)

Here's my situation. Our main domain is example.com setup on G-Suite. We also have a secondary domain example.org setup on Office365. When someone emails user@example.com, it gets forwarded to user@...
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Open Office365 with remote desktop on Amazon EC2 server [closed]

I bought an EC2 server from Amazon Server and I installed Office365 on it. The Office365 is working perfectly. I want to access the server through Remote Desktop, but when I do Office365 no longer ...
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Microsoft Teams Deployment

We are currently trying to deploy MS Teams with Intune to our End Users. In the proccess of the deplyoment the Teams machine-wide Installer is installed on all our Clients. This works perfectly fine. ...
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Is there a way to use impersonation on a specific folder (e.g., calendar) instead of the whole user mailbox?

Is there a way to use Impersonation on a specific folder (e.g., calendar) instead of the whole user mailbox ? I know we can create and narrow down a ManagementScope such as: New-ManagementScope -...
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Exchange OnLine / Office 365 / OWA - Cannot see PDF previews and cannot download attachments

This is a problem from a customer. When he opens an email with a PDF attachment in OWA, the mail opens with no problems, but clicking on the attachment will show an error or a white box. Clicking the ...
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Skype for Business Issues with Wi-FI Network Card/VPN (Presence Unknown/Can't Sign in)

Background: The Company I work for received new Dell 5400 and 5500s that have intermittent issues connecting to Skype for Business (issue was replicated on multiple versions) on a WiFi connection ...
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Connecting to BOTH Compliance and Exchange online in Powershell using Modern Auth

In the world of basic authentication, I used to connect to MSOL, Compliance and Exchange in a series that went like this: function ConnectToCloud() { $CloudCredentials = ...
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Azure Active Directory Connect - No routable domain

A customer has a on-premise .local domain with a UPN Suffix of a .nl domain. All user accounts are in the .nl domain They also use Office 365. The standard domain in Office 365 is the .nl domain. When ...
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48 views

Application Error SDXHelper.exe module ntdll.dll

I'm wondering if anyone out there can help me with a re-occurring event that I'm getting on my Windows Server 2012 R2 RDS Servers. The servers are running Office 365 ProPlus Version 2003 (Build 12624....
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113 views

Office 365 global address list show entries by user/group

I have active directory groups synced with my office 365 global address lists. I am trying to limit visibility of certain distribution groups to only be seen by certain users or groups. Is there a ...
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Using EWS to access O365 mailbox

We're trying to allow vendors to use EWS to connect to mailboxes on O365. We've disabled MFA for this specific user. When we test connection to the EWS test site https://outlook.office365.com/ews/...
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On-premesis Mailboxes are Not Linked to Office 365 Mailboxes in Hybrid Exchange

I recently replaced a SBS 2011 PDC with a Server 2019 PDC. The migration went smoothly. A few years before that I switched over to Office 365. Instead of just leaving it be, I tried to uninstall ...
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48 views

Adding cloud/external email to allowed senders for AD synced distribution list

We have our AD synced to Office 365 and I want to control who can send to a particular synced distribution group (usually done through Exchange Admin Centre, Delivery Management) which I believe is ...
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Grant Power BI Service Admin role to AAD Service Principal into O365 tenant

I'm setting up a Power BI auditing solution using an Azure Automation Account and the Power BI Powershell Cmdlets. In order to access PBI audit logs Power BI Services Admin role is needed. This role ...
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Windows Server 2012 R2 , can I repair Office 365 Pro Plus?

I need to repair Office 365 Pro Plus on Windows Server 2012 R2. On a normal Office 365 Business on Windows 10 you go to programs, search for Office 365 Business, and it gives you two options, 1 is ...
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How do I send mail from a shared mailbox alias from Outlook, using Office 365?

I have a setup with a normal user (user@domain.com) and a shared mailbox (shared@domain.com) which has an alias (alias@domain.com). The user can send fine from the shared@domain.com, but not from ...
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Migration to O365 using AADC with multiple forest: Anticipate AD objects with duplicate attributes

I am planning and preparing to migrate 2x AD forest (example.com and example.net) to Azure Active Directory. I followed the Microsoft doc to use Idfix to clean up each of the AD forests. Initially, I ...
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94 views

What is difference between Disable 'OWA for Devices' and 'Outlook on the web'

What is difference between Disable 'OWA for Devices' and 'Outlook on the web' I want to disable user from access the email from any browser, but want user to access email using Outlook and Mobile ...
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18 views

Relaying Office 365 mail to Postfix

I am setting up a system that relays all mail from Office 365 to a Postfix server, which fixes the headers before sending on. It is working by creating a connector in Office 365 to "partner ...
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Import contacts into Office 365 public folder contacts folder by powershell

We've got a PBX that is able to synchronize its company phonebook with a shared contacts group from an office 365 public folder. Now we're looking for a way to create an automated task which ...
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83 views

Outlook (Pro Plus 2019 VL) - No SSO / MFA / 2FA / Modern Auth Prompt

Can anyone help me out with this. I've had no problem doing this for years, however yesterday I installed a fresh copy of windows 10 pro (MS download tool), and installed a fresh latest copy of Office ...
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72 views

What happens to Teams chats/discussion when an AD user is deleted and re-added?

I am experiencing mailbox issues with a user account in Office 365. My users are sync'd from my on-premise Active Directory using the Azure AD Connect application. I think I can resolve the issue by: ...
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How can I integrate users from two different Office 365 accounts into one Teams instance?

Our company has about half our users on one Office 365 account and all on the (say) example1.com domain, and the other half on a totally separate Office 365 account example2.com. We want to start ...
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18 views

Mail digest with Office365 Group or Distribution list

Are there any options either in an Office365 Group or Distribution list that allows the messages to be sent in a digest form similar to how Mailman works? I have searched but I cannot seem to find ...
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Postfix relay mail with unknown local recipient to a different mail server (split domain setup)

The situation is as follows: Domain example.com has email accounts on two systems: Some accounts are on a remote Exchange Server (Microsoft 365) and some email accounts are on a dedicated ubuntu ...
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92 views

PowerShell copy one user's license to another user

I need to enable a ton of users for "A5 for Faculty" but just the "Microsoft 365 Audio Conferencing" feature. I went to one user and manually enabled just that. Works, no problem. If I look at ...
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How to restore mail flow after Office 365 mailbox user was automatically restricted?

Recently had an Office 365 account compromised from a phishing website, which then sent out a mass-mail. Their email otherwise continued to function. Seeing the spam mail, I blocked the phishing site ...
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Change certificate MS Exchange

I need to change the certificate in an Exchange environment with several servers. The certificate has not yet expired. I use the same certificate for SMTP, IMAP, POP, IIS etc and a send connector ...
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379 views

Emails to other outlook.com hosted domains bounced with “554 5.4.14 Hop count exceeded”

I configured a postfix virtual machine in Azure to act as a relay host for outgoing emails of my Office365-Exchange online hosted domain, because I had to replicate my old on-premise architecture, ...
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24 views

User having onedrive issues

A client of mine i setup user permissions for their business ( files kept getting deleted or misplaced so i changed it that they cant edit since when you make changes it deletes the file and replaces ...
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Phishing campaign can send to webmail, not sure where domain is blocking it

I'm trying to run a phishing test campaign for my company with gophish, a domain I bought, and hmailserver. I can get the sending profile to send e-mail to my personal gmail account, but it's not ...
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1answer
19 views

UPN Confusion in a 1x AAD 2x Forest 1x O365 tenant scenario

We have the following scenario: Company A Forest = CompanyA.com Domain = CompanyA Email Domain CompanyAX.com Users' UPN = CompanyAx.com Company B Forest = CompanyB.com Domain = Corporate ...
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Microsoft 365 Tenant to Tenant Migration - how to manage Windows 10 Enterprise?

We are migrating an acquired organization into our Microsoft 365 tenant. This organization is already on Microsoft 365, and all of their end user machines are on Windows 10 Enterprise per the ...
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How to enable Office 365 to work as Identity Provider

I'm trying to set up my application to use Office 365 as Identity Provider for Single Sign On but I can't find specific instructions to do so.
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Expected Behavior for SharePoint Online/OneDrive Collaboration

I am trying to better understand the different "modes of operation" that are enabled by using the OneDrive client with SharePoint Online. For the sake of simplicity let's assume that all documents ...
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1answer
293 views

How to Confirm or Enable LDAP/SSL for Azure AD Connect?

Microsoft has an advisory that states they will be prepping LDAP/SSL (LDAPS). https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/ADV190023 While Microsoft doesnt specifically list ...
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1answer
56 views

Which licence covers all of Intune, Azure AD Premium and Office 365?

Not sure if this is the right stackexchange forum for this question, but I am wanting to deploy Azure AD Premium, MS Intune and Office 365. Is there one licence that covers all of these? From what ...
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20 views

Customer URI Support in Microsoft Teams

I have a requirement to support m-files:// URIs in the Microsoft Teams client. The URI is registered in the OS, but it seems like Teams doesn’t use the OS for resolving URIs. Is this completely ...
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Office365 SPF fails microsoft mailsever hop

I have a problem regarding some of my mails ends up in junk mail because of failing SPF-validation. My SPF looks like the following v=spf1 include:spf.protection.outlook.com include:sendgrid.net ~...
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148 views

How can I debug inbox rules in Exchange Online

Just migrated from Exchange 2010 to Exchange Online. I notice that some (but not all) of my own inbox rules are now not applied. These rules have MoveToFolder as action (so the net result is that the ...
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70 views

What determines the entries in the Outlook address book?

Are there published standards for who appears in the Outlook global address book in a hybrid Office 365/Exchange environment? Like disabled users, users with only a phone number, contacts in a non-...
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Azure AD Connect - Hide Groups

I would like to do something similar as in the article below, but for groups, but the groups don't have the "msDS-CloudExtensionAttribute1" or any of the cloud extension attributes in on prem AD. ...
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80 views

Migrate an on-prem AD DL Group to Pure Office 365 DLs

Can anyone advise if there is a way to migrate on-prem AD groups to pure Office 365. In our environment we have a hybrid configuration which uses AD Sync to synchronize ad objects to Azure. So we ...
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43 views

Office 365 is quarantining email when mail-flow rule sets SCL

We are trying to use a mail flow rule to ensure certain emails do not get quarantined. This has worked elsewhere, however we are having issues with one client. Looking at the message events we can see ...
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For an O365 room calendar, do PublishingEditor permissions override Delegate permission settings?

Office 365 Exchange Online has folder permissions, such as "PublishingEditor", which gives a user read/write permission to a folder/calendar. It also has Delegate permission settings, so that users ...

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