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Author: antoniorennvick

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Active DirectoryTroubleshootingWindows Server

The “trust relationship between this workstation and the primary domain failed”

by antoniorennvickMarch 6, 2025

 The "trust relationship between this workstation and the primary domain failed" error typically means that the secure channel between the client (your Windows Server 2008 R2 machine) and the domain controller (DC) is broken. This…

Renew ADFS Certificate
ADFSWindows Server

Renew ADFS Certificate

by antoniorennvickMarch 6, 2025

Renewing an Active Directory Federation Services (ADFS) certificate involves multiple steps, depending on which certificate you are renewing. The impact on users depends on the type of certificate being updated.Types of ADFS CertificatesService Communications Certificate…

How to Reset a Forgotten Password on Windows 11
Windows 11 Tips

How to Reset a Forgotten Password on Windows 11

by antoniorennvickMarch 6, 2025

 Forgetting your Windows 11 password can be a frustrating experience, but don’t worry, there are several ways to regain access to your system. In this guide, we’ll walk you through the various methods you can…

How to sync your Active Directory (AD) time with a reliable time source
NTP ServerWindows Server

How to sync your Active Directory (AD) time with a reliable time source

by antoniorennvickMarch 6, 2025

1. Choose a Reliable Time SourceYou can use NTP (Network Time Protocol) servers from a reliable provider such as:Microsoft NTP servers: time.windows.comNIST (U.S. Government): time.nist.govSingapore NTP servers: sg.pool.ntp.org 2. Configure the PDC Emulator to Sync with…

How to Fix “Repairing Disk Errors. This Might Take Over an Hour to Complete” in Windows 11
Tech TipsTroubleshootingWindows 11 Tips

How to Fix “Repairing Disk Errors. This Might Take Over an Hour to Complete” in Windows 11

by antoniorennvickMarch 6, 2025

 We’ve all been there. You boot up your Windows 11 PC and suddenly… BAM… you’re greeted with the dreaded “Repairing disk errors. This might take over an hour to complete” message. It feels like the…

How to Fix Common Windows 11, 10, and 8 Issues – A Complete Troubleshooting Guide
Tech TipsWindows 11 Tips

How to Fix Common Windows 11, 10, and 8 Issues – A Complete Troubleshooting Guide

by antoniorennvickMarch 6, 2025

 IntroductionWindows users often face common issues like slow performance, internet connectivity problems, and system crashes. In this guide, we’ll walk you through the most effective troubleshooting steps to resolve these problems and get your PC…

Top 10 Windows Tips & Tricks to Boost Performance and Productivity
Tech TipsWindows 11 Tips

Top 10 Windows Tips & Tricks to Boost Performance and Productivity

by antoniorennvickMarch 6, 2025

 IntroductionWindows 11, Windows 10, and even Windows 8 come packed with features that many users overlook. Whether you're looking to speed up your system, improve productivity, or customize your experience, these tips will help you…

CybersecurityPKI & CertificatesSecurityWindows Server

How to protect your RDP session with a SSL certificate.

by antoniorennvickSeptember 29, 2021April 27, 2026

When we try to RDP to a server or our PCs we always experience the below error. And when we click on the View certificate we see a self signed certificate. This is not a…

CybersecurityPKI & CertificatesSecurity

How to purchase a SSL certificate

by antoniorennvickSeptember 29, 2021April 27, 2026

Active DirectoryMicrosoft 365Microsoft Entra

How to hide users from the Office 365 GAL when the user is synced from on-prem AD

by antoniorennvickSeptember 27, 2021April 27, 2026

If this was a cloud only user then its really simple. You just go to exchange admin center select the user and tick or untick the option. Or you can run the below PowerShell command.…

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