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How to enable or disable Audio Enhancements in Windows 11

Some Windows 11 sound issues are solved by disabling the setting “Audio Enhancement”. This post explains how to enable/disable Sound Enhancements in Windows 11. How to enable or disable Sound Enhancements in Windows 11 In Windows 11, go to System > Sound. Click the audio output device, and then go to “Properties”. Toggle on or […]

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How to use Microsoft Policy Analyzer

Policy Analyzer is a free tool provided by Microsoft that allows you to compare different Group Policy Object (GPO) groups and highlight the differences. It provides a Graphical User Interface (GUI) and it is only available for Windows OS. How to install Policy Analyzer Policy Analyzer is a tool that is included on Microsoft Security […]

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Windows 10 Security

This post summarizes some tools, courses, certifications and hardening guides related to Windows 10. As Windows 10 and 11 are very similar, this post applies to both operating systems. Windows 10 Security Tools There are different security tools and functionalities available for Windows 10: General Security: Microsoft Defender for Endpoint, Windows Defender Security Center Security […]

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Microsoft PowerShell

PowerShell is an application developed by Microsoft that is open-source and cross-platform. It was originally related to Windows OS. The earliest versions of PowerShell were included in Windows 7 and Windows Server 2008 R2 OS. Before PowerShell appeared, Microsoft DOS and Windows operating systems relied on a command-line interpreter (CLI) that received different names over […]

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How to get the Microsoft 365 Certified: Modern Desktop Administrator Associate Certification

Microsoft 365 Certified: Modern Desktop Administrator Associate (from now on, MDAA) is a certification of the Microsoft 365 Certified familiy issued by Microsoft. As the certificate name implies, it is an associate-level certification, it means, it is intermediate-level. There are mainly three levels in certification, in ascending order of complexity: Foundational / Beginner Associate / […]

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How to prepare the Microsoft Exam MD-101

This post explains how to pass the exam MD-101 “Managing Modern Desktops”, organized by Microsoft. Microsoft Associate Certification “Microsoft 365 Certified: Modern Desktop Administrator Associate” is obtained by passing both exams MD-100 “Windows Client” and MD-101. This post was written on June 2022. It is not the purpose to update this post, so some info […]

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How to prepare the Microsoft Exam MD-100

This post explains how to pass the exam MD-100 “Windows Client”, organized by Microsoft. Microsoft Associate Certification “Microsoft 365 Certified: Modern Desktop Administrator Associate” is obtained by passing both exams MD-100 and MD-101 “Managing Modern Desktops”. This post was written on May 2022. It is not the purpose to update this post, so some info […]

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How to fix wrong Time Issue on Windows 11

  How to troubleshoot time issues on Windows 11 Set time service to Automatic Set time service to Automatic (originally it was manual on my computer). Go to Start > services.msc Find “Windows Time” in the list. Right-click on it, and click “Properties”. In tab “General”, go to “Startup type” and select “Automatic” in the […]

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DLL Side-loading Attack

This post explains what is a DLL side-loading attack in the context of IT security.   What is a DLL Side-loading Attack? A Dynamic Linked Library (DLL) is a file that is used on Windows systems to group functions. By using DLLs, common functionality can be isolated and re-usability is enabled. As DLL are particular […]

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How to solve Windows Update Issues on Windows 10

This post lists possible solutions when getting errors when executing Windows Updates on Windows 10. The usual way to update Windows 10 is go to Start > Windows Update. We assume this is the way you are doing it normally and it does not work. Possible solutions: Update computer drivers Run diagnostic tool by computer […]

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