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  • How to Remove OneDrive Photos App von ALI TAJRAN (2026/08/03 07:00)
    Microsoft is quietly rolling out the OneDrive Photos app to Windows. Many organizations aren’t waiting for it to show up unexpectedly to users, or they simply never want it to appear at all. In this article, you will learn how to remove the OneDrive Photos app. OneDrive Photos App Microsoft is rolling out a standalone…
  • How to Remove Unlock Teams Premium Button in Microsoft Teams von ALI TAJRAN (2026/06/10 09:00)
    An Unlock Teams Premium button appears in Microsoft Teams for users, and many keep asking what it is. Some even click it and start a trial. That’s something most organizations want to avoid. In this article, you will learn how to remove the Unlock Teams Premium button in Microsoft Teams. Teams Premium Button in Microsoft…
  • How to Configure NTP Time Source on Domain Controller von ALI TAJRAN (2026/05/27 07:00)
    Proper time synchronization is a key part of a healthy Active Directory environment. The Primary Domain Controller (PDC) acts as the main time authority, so it must stay accurately synced with an external NTP server to ensure all systems in the network operate correctly. In this article, you will learn how to configure an NTP…
  • How to Block Access for High-Risk AI Agents von ALI TAJRAN (2026/05/19 14:00)
    So many AI Agents are available to use in your tenant without you even knowing. More and more agents are becoming available, and this will keep going. Unless you put a stop to it or manage it. The first thing you should do is block the high-risk ones. In this article, you will learn how…
  • Conditional Access Policy Maximum Limit Explained von ALI TAJRAN (2026/05/07 08:00)
    The Conditional Access policy feature in Microsoft Entra ID is one of the most essential ones to set up when it comes to securing your Microsoft tenant. While every organization is different, there are certain CA policies that every tenant must set. But what if you have many CA policies? How far can you go,…
  • How to Enable Tenant Isolation in Power Platform von ALI TAJRAN (2026/04/21 09:00)
    Microsoft is strengthening security in Power Platform. Starting March 30, 2026, Microsoft enables Power Platform tenant isolation by default for new tenants. If you created your tenant before this date, you need to enable it manually. In this article, you will learn how to enable tenant isolation in Power Platform. Enable tenant isolation in Power…
  • How to Block Soft and Hard Match in Microsoft Entra ID von ALI TAJRAN (2026/04/07 10:00)
    Microsoft recommends that all customers disable hard matching and soft matching in Microsoft Entra ID unless they need it to take over cloud-only accounts. By default, both settings are not blocked in the tenants, so you must set it yourself. In this article, you will learn how to block soft and hard match in Microsoft…
  • How to Fix 550 5.1.10 RESOLVER.ADR.RecipientNotFound in Exchange Server von ALI TAJRAN (2026/03/05 10:00)
    An external user sends an email to multiple recipients in the organization. However, no one received the email. When looking at the logs, it shows the error: SMTP error from remote mail server after sending data block: 550 5.1.10 RESOLVER.ADR.RecipientNotFound; Recipient not found by SMTP address lookup. In this article, you will learn how to…
  • How to Deactivate Application in Microsoft Entra ID von ALI TAJRAN (2026/02/16 16:00)
    Sometimes you don’t want to remove the application from Microsoft Entra ID. But instead, you want to prevent the application from accessing protected resources. Doing this will keep the application configuration, and you can activate it again whenever you need. In this article, you will learn how to deactivate an application in Microsoft Entra ID.…
  • February 2026 Exchange Server Security Updates von ALI TAJRAN (2026/02/10 12:17)
    Microsoft released several Security Updates (SUs) for Microsoft Exchange Server to address vulnerabilities. Due to the critical nature of these vulnerabilities, we recommend that customers apply the February 2026 Exchange Server Security Updates to affected systems immediately to protect the environment. Exchange Server Security Updates Microsoft has released Security Updates for vulnerabilities found in: These…

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