How to Back up and Restore Active Directory on Windows Server?

Protecting your Active Directory is crucial for a stable Windows network. A failure can bring everything to a standstill, highlighting the importance of regular backups and a robust recovery strategy. This guide details how to back up and restore Active Directory in Windows Server 2022.

Active Directory (AD) is Microsoft's directory service, managing network resources like users, computers, and files. Its unavailability renders your system unusable, making backups essential.

Backing Up Active Directory:

Follow these steps to create an Active Directory backup:

1. Open Server Manager and navigate to Tools > Windows Server Backup. (Install it if necessary.)
2. Choose Local Backup and select Backup once… from the Actions menu.
3. On the Backup options page, select Different options and click Next.
4. Choose a Custom backup configuration.
5. On the Select Items for Backup screen, add the System State and click OK.

6. Specify the backup location and initiate the backup process by clicking Backup.

Restoring Active Directory:

Restoring Active Directory requires booting into Directory Services Restore Mode (DSRM):

• Reboot your Windows Server 2022.
• Press F8 during boot for Advanced Options.
• Select Directory Services Restore Mode.
• Press Enter to boot into Safe Mode.

Once in DSRM, follow these steps:

1. Open Windows Server Backup and select the Recover… option.
2. Choose A backup store on another location and proceed.
3. Select your backup location and date.
4. Choose System state as the recovery type.
5. Select the Original location for restoration. If you have other healthy domain controllers, you might not need to perform an authoritative restore. Check Perform an authoritative restore of Active Directory files only if you intend to overwrite all replicated data. Click Next.
6. Confirm and click Recover.

Conclusion:

This guide provides a comprehensive walkthrough of Active Directory backup and restoration in Windows Server 2022. Consider using specialized backup software for enhanced features and protection.

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