31 August 2025
AD Forest Recovery Plan (with 3-2-1 Compliance)
Comprehensive AD Forest Recovery Plan with 3-2-1 strategy. Includes System State backup, VM-aware snapshots, Azure Backup, and authoritative restore.
Author: Rached Chader
31 August 2025
NTLM Migration to Kerberos
Comprehensive guide to migrate from NTLM to Kerberos in Active Directory. Learn how to audit, analyze dependencies, apply GPOs, and ensure a smooth transition.
28 August 2025
Migrating a Domain Controller
I migrate a DC step by step: preparation (name/IP/DNS), promotion of NEWDC (DNS+GC), FSMO transfers, PDC NTP, SYSVOL migration to DFSR, then decommissioning of OLDDC. We prioritize the GUI and validate each step with repadmin/dcdiag and DNS SRV checks.
26 August 2025
CopyCraft: Free Robocopy GUI
CopyCraft is a free graphical interface for Robocopy. Follow this tutorial to secure your data transfers with logs and NTFS permissions.
22 July 2022
How to copy share information during a file migration.
Often to migrate a file server to another, ROBOCOPY is used, unfortunately this method does not allow the recovery of shares and sharing rights.
The method below will allow you to copy shares and share rights from one server to another for free.
29 April 2022
Windows: The trust relationship between this workstation and the primary domain has failed
When you log in to a computer that is running domain-joined Windows, and you receive the message “Error The trust relationship between this workstation and the primary domain has failed”.
9 November 2021
Exchange 2016 : A restart from a previous installation is pending.
When you try to install a cumulative update for Microsoft Exchange, the Readiness Checker may fail and prevent you from continuing with the upgrade and installation. The following error or a similar error will be displayed:
“A restart from a previous installation is pending. Please restart the system, then run the installer again. For more information visit: http://technet.microsoft.com/library(EXCHG.150)/ms.exch.setupreadiness.RebootPending.asp”
5 November 2021
Office 365 Data Loss Protection – DLP
Data Loss Prevention “DLP” helps organizations comply with industry regulations and protect sensitive information. It also prevents inadvertent disclosure. The sensitive information you need to prevent leaks outside your organization includes financial data, such as credit card numbers, social security numbers, or medical records. With a DLP policy, you can identify, track, and protect sensitive information in Office and Microsoft 365.
2 September 2021
Export and import (GPO)
There are two ways to export and import GPOs: you can use the Group Policy Management Console (GPMC) or you can use PowerShell.
Save, Export, Create & Import GPOs in PowerShell will no longer hold any secrets for you
17 June 2021
This mailbox database contains one or more mailboxes, mailbox plans, archive mailboxes, public folder mailboxes or arbitration mailboxes
Cannot delete a database in Exchange 2016
“This mailbox database contains one or more mailboxes, mailbox plans, archive mailboxes, public folder mailboxes or arbitration mailboxes, audit mailboxes. To get a list of all mailboxes in this database, run the Get-Mailbox -Database