Author name: Antonio Rennvick

Antonio Rennvick is an IT Infrastructure Manager with 15+ years running enterprise Active Directory, Microsoft 365, and Azure environments. He's Microsoft certified (AZ-104, MS-102) and writes Core365 Cloud to share what actually works in production—PowerShell automation, AD deep dives, and security hardening drawn from real-world work, not test labs.

Windows 11 Tips

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

 Introduction Windows 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 running smoothly. Let’s get started! 1. Fix Slow Performance IssuesIf your Windows PC is running slow, try these fixes: […]

Active Directory Microsoft Entra PowerShell Security

Incorrect version of TLS – Installing the latest Azure AD connect

While you trying to install the latest Azure AD connect you might get the below error. This is because the latest version is required to have TLS 1.2 to provide secure communication. How to solve this? By applying few registry keys we can enable TLS 1.2 on our server. Enable TLS 1.2 [HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\.NETFramework\v4.0.30319] “SystemDefaultTlsVersions”=dword:00000001 “SchUseStrongCrypto”=dword:0000001

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