Microsoft 365
Manually Update the "Offline Global Address List" in Outlook
The "Offline Global Address List" is used by Outlook to perform queries against the Global Address List without introducing additional strain on the Exchange environment. While this Offline Address Book is automatically updated every 24 hours, it can be manually updated from inside of Outlook.
Link a Synced Active Directory User to an Existing Microsoft 365 Mailbox in a Hybrid Environment
In this scenario, an on-premise active directory user was created and synced with Microsoft 365. The Microsoft 365 user has an Exchange Online mailbox, but this mailbox is not visible in the on-premise Exchange Admin Center.
Connect to Microsoft 365 with PowerShell
While the Microsoft 365 admin center GUIs are decent, there are many Microsoft 365 management tasks that are better suited for PowerShell. However, before you can start scripting, you must first establish a connection to your Microsoft 365 tenant.
Create an Active Directory User with an Exchange Online Mailbox in a Hybrid Environment
Adding users and mailboxes changes slightly when working in hybrid Exchange environments.While adding a user in ADUC and licensing the user in Microsoft 365 is possible, the user's Exchange attributes will never be synced with the on-premise environment.
Convert a User Mailbox to a Shared Mailbox in a Hybrid Environment
Converting a user mailbox to a shared mailbox in a hybrid Exchange environment can be frustrating. Fortunately, there is a PowerShell command available that makes the entire process much simpler.
UPN Suffix Filtering in Azure AD Connect
Filtering what objects are synced to Azure AD is a common request and there are many instances where filtering by OU just doesn't cut it. One option is to filter users by their UPN suffix so that only users with the public FQDN as their UPN suffix are synced to Azure AD.
Manually Run an Azure AD Connect Synchronization Using PowerShell
Sometimes you need to replicate changes between your on-premise Active Directory and Azure, but don't want to wait for the next scheduled sync. In these cases, the ADSync PowerShell module provides a very easy way to force synchronization.