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How to Connect Microsoft Entra ID to a Windows Server Domain

Rana GarciaRana Garcia Oct 28, 2026 869 views

Question details

The user needs to integrate a Windows Server 2019 domain with Microsoft Entra ID to enable Microsoft 365 sign-ins on shared computers.

How to Connect Microsoft Entra ID to a Windows Server Domain
Product
Microsoft Entra ID
Device & OS
Windows Server 2019
Scenario
Setting up directory synchronization to support shared computer access and Microsoft 365 authentication.
Observed behavior
Evaluating the correct design and requirements for domain integration, licensing, and identity synchronization across shared devices.
Before you start

Before attempting directory integration, ensure you have Global Administrator privileges in your Microsoft Entra ID tenant and Enterprise Admin rights on your on-premises Windows Server domain.

Solution 1Recommended

Use Microsoft Entra Connect for Directory Synchronization

The standard method for linking an on-premises Windows Server domain with Microsoft Entra ID is by installing and configuring Microsoft Entra Connect.

Microsoft Entra Connect acts as the bridge between your local Windows Server Active Directory and Microsoft Entra ID. It allows you to synchronize users, groups, and password hashes so that your employees can use a single identity to access Microsoft 365 applications on shared computers.

1
Download Microsoft Entra Connect

Navigate to the Microsoft Download Center on a dedicated Windows Server 2019 machine and download the Microsoft Entra Connect installer.

2
Run the Setup Wizard

Launch the installer, accept the license terms, and click Continue to begin the configuration.

3
Choose Settings

Select 'Use express settings' if you have a single-forest Active Directory topology, or choose 'Customize' to configure specific sync options, domain filtering, and sign-in methods.

4
Authenticate and Connect

Enter your Microsoft Entra ID Global Administrator credentials when prompted, followed by your on-premises Active Directory Enterprise Admin credentials, then click Install to initiate the initial synchronization.

Use Microsoft Entra Connect for Directory Synchronization
Shared Computer Activation: To fully support Microsoft 365 sign-in on shared computers, ensure you also deploy Microsoft 365 Apps with 'Shared Computer Activation' enabled via Group Policy or the Office Deployment Tool.
Free Microsoft Office alternative

Deploy WPS Office as a Lightweight Alternative for Shared Computers

While you configure identity integration between Windows Server and Microsoft Entra ID, consider using WPS Office on your shared workstations. It provides an enterprise-ready, resource-friendly productivity suite without the complex licensing activation hurdles of Microsoft 365 on shared devices.

  1. 1. Download the Installer: Visit the official WPS Office website and download the enterprise or free installation package.
  2. 2. Deploy to Shared Computers: Use your Windows Server Group Policy or deployment tools to distribute WPS Office across your shared workstations.
  3. 3. Start Creating: Allow users to open, edit, and save their documents instantly without complex shared-activation logins.
Seamlessly compatible with Microsoft Office formats including Word, Excel, and PowerPoint.Lightweight architecture ideal for shared computers and thin-client environments.Cost-effective with a highly familiar user interface, eliminating the need for retraining.Built-in robust PDF editing and conversion tools.
microsoft office alternative - wps office

Frequently Asked Questions

Does Microsoft Entra ID replace my on-premises Windows Server Domain?

No, it typically extends it. By using Microsoft Entra Connect, you synchronize your local Windows Server Active Directory with Microsoft Entra ID, allowing both environments to function together seamlessly.

What is required to allow multiple users to use Microsoft 365 on a shared computer?

Aside from synchronizing user identities via Microsoft Entra ID, you must deploy the Microsoft 365 Apps using Shared Computer Activation. This prevents the installation from counting against a user's device limit and requires them to have a valid license upon login.

Can I sync local Active Directory passwords to Microsoft Entra ID?

Yes. When configuring Microsoft Entra Connect, you can enable Password Hash Synchronization (PHS). This securely syncs a hashed version of users' on-premises passwords to Microsoft Entra ID, enabling single sign-on capabilities.