Aima

How to Set Immutable ID to Null Using MS Graph

When managing users in a hybrid setup, one attribute you’ll often hear about is the Immutable ID. This value acts as the unique bridge between your on-premises Active Directory (AD) account and its corresponding Microsoft Entra ID (Azure AD) cloud account.  There may be various scenarios where you want to set a user’s immutable ID to null, such as when migrating from a hybrid setup to a fully cloud-only environment. Therefore, knowing how to manage it is important. The good... Read More Read More

How to Check Mailbox Size in Microsoft 365

In every organization, emails are an everyday essential, but as mailbox storage fills up, it can lead to disruptions. When a mailbox reaches its storage limit, sending and receiving emails may slow down or stop. This can delay communication, block important messages, and cause emails to bounce back. ⚠️   To prevent these challenges, it’s crucial for both admins and end users to check mailbox sizes regularly. For admins, this ensures overall storage is managed efficiently across the organization. It... Read More Read More

Fix Room Mailbox Calendar Showing Organizer’s Name Instead of Subject

A room mailbox is a type of resource mailbox assigned to a physical space, such as a conference room, auditorium, or training room. These mailboxes simplify the booking process, allowing users to easily reserve rooms by adding them to their meeting invitations using the location option.  However, when tracking room mailbox usage stats, you may notice an unusual behavior: the meeting subject often gets replaced with the organizer’s name by default. While this is intentional and designed to enhance privacy,... Read More Read More

Recover Mailbox Data with Delicensing Resiliency Feature in Exchange Online

Have you ever faced the panic of accidentally removing a license in Exchange Online, leading to disrupted email services and mailbox data loss? Mistakes like these are common, especially with group-based licensing, but they don’t have to lead to data loss anymore! Microsoft’s Delicensing Resiliency feature is here to give admins a much-needed safety net—an extra 30 days to fix accidental errors and avoid permanent data loss.  Let’s explore the details of this feature.   What is Exchange Online Delicensing Resiliency... Read More Read More

Create Dynamic Distribution Lists Based on Email Domain

Creating and managing groups can be a hassle—especially when you have multiple domains or different teams to communicate within your organization. Without proper filters or predefined rules, manually updating group memberships can become time-consuming and prone to errors. Dynamic distribution lists in Exchange Online make group management easier by automatically adding members based on predefined rules or attributes. This means you won’t need to manually update group membership whenever someone changes roles or joins the company.  In this blog, we’ll... Read More Read More

Manage Additional Email Address in Exchange Online

As an Exchange Online administrator, you frequently encounter situations where users need to send emails from different addresses for various purposes. Having multiple email addresses for a single user can significantly improve communication efficiency. For instance, a user might need separate email addresses for different departments, projects, or customer interactions, which allows them to organize their communications better and respond promptly to relevant messages.  On the flip side, when user roles change, it’s equally important to remove these email addresses... Read More Read More

How to Remove User Access to Applications Using Entra ID and PowerShell

Applications in Entra ID play a critical role in managing how users access various resources across Microsoft 365 and other connected services. Admins can assign access permissions to these applications for specific users or groups, ensuring that they can only access the resources necessary for their roles. However, there are situations where an admin might need to remove user access from applications. Whether it’s due to role changes, security concerns, or offboarding, knowing how to effectively revoke application access is... Read More Read More

Set Up an Out of Office Status in Microsoft Teams

Let’s say you’re out all day attending an important conference💻 or heading out for a vacay 🏖 or won’t be available to communicate via Teams. When people send important messages in MS Teams, you must allot a separate time to reply to them regarding your availability.  To make this easier, users can set an out of office message in new MS Teams. Let’s dive into the blog.  What is an Out of Office Message?  An out of office (OOF/OOO) message,... Read More Read More

How to Block Emails from Onmicrosoft.com Domains

A notable challenge for Microsoft 365 admins worldwide is handling the surge of spam emails that appear as if they originated from legitimate onmicrosoft.com addresses📩. This tactic bypasses basic filters, making it critical for admins to have a multi-layered defense strategy🔒. As an administrator, you have several options to block unwanted incoming emails such as message delivery restrictions, tenant allow/block list, anti-spam policies, and so on. To specifically block spam emails from the onmicrosoft.com domain, you can use Exchange Online... Read More Read More

Follow a Meeting in New Outlook

Have meetings in the queue📅? Can’t attend them all but still need to stay on top of things? Microsoft Teams and Outlook have a new feature to the rescue: Follow! With the Follow option, you can stay in the loop on meetings you miss. Previously, missing meetings meant missing out on crucial recaps and shared materials. But now, with this new option, you can stay updated on key decisions, access recordings, and shared materials – all without being on the... Read More Read More