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Author Archives: Yusuf@TWC

Fix 0xC1900101 – 0x40021 Windows 11 Upgrade error

Posted on December 1, 2025 by Yusuf@TWC

If you are experiencing Error 0xC1900101-0x40021, The installation failed in the SECOND_BOOT phase due to SYSPREP_RESPECIALIZE operation when upgrading Windows 11, you are not alone. This error indicates that the installation has got stuck right before… Continue reading Fix 0xC1900101 – 0x40021 Windows 11 Upgrade error→

Posted in Upgrade, Windows

Microsoft 365 app encountered a problem in Android

Posted on November 29, 2025 by Yusuf@TWC

It’s a frustrating but common experience: one moment you’re editing a document or checking your email on your Android phone, and the next, the Microsoft 365 app crashes, freezes, or simply won’t open. This disruption often occurs afte… Continue reading Microsoft 365 app encountered a problem in Android→

Posted in Microsoft 365, Office

Microsoft Edge’s AI vs OpenAI’s Atlas Browser: Which one is better?

Posted on November 27, 2025 by Yusuf@TWC

There’s a battle for the future of the Internet in the web browser space, and Microsoft Edge and OpenAI’s Atlas are two strong contenders. Microsoft Edge has been integrating powerful AI tools into its interface, whereas OpenAI has newly la… Continue reading Microsoft Edge’s AI vs OpenAI’s Atlas Browser: Which one is better?→

Posted in ai, browsers, General

Error 0x800705b4, Preparing device for mobile management failed

Posted on November 27, 2025 by Yusuf@TWC

You may encounter Error 0x800705b4 when enrolling a Windows device in a mobile management service, such as Intune, with the message “Preparing device for mobile management failed.” In Autopilot, if you get Error 0x800705b4, Preparing device… Continue reading Error 0x800705b4, Preparing device for mobile management failed→

Posted in errors, Windows

Enable or Disable AI Actions in Explorer Context Menu in Windows 11

Posted on November 26, 2025 by Yusuf@TWC

Microsoft is deeply integrating AI into Windows 11, most visibly by adding AI-powered actions to the File Explorer’s right-click menu. These new options, designed to summarize or edit files with a click, promise a smarter workflow but can also fe… Continue reading Enable or Disable AI Actions in Explorer Context Menu in Windows 11→

Posted in Context Menu, Windows

External Drive not detected in Hyper-V VM

Posted on November 25, 2025 by Yusuf@TWC

Using an external USB drive in a Hyper-V virtual machine can be challenging since Hyper-V lacks native USB passthrough support. This issue often arises when transferring data, performing backups, or using software that requires a physical USB dongle. I… Continue reading External Drive not detected in Hyper-V VM→

Posted in Hyper-V, Windows

Microsoft .NET Framework Unhandled exception, Not enough space on the disk

Posted on November 24, 2025 by Yusuf@TWC

This unhandled exception occurs primarily because the .NET Framework application cannot write essential data to the disk. You are most likely to encounter this error during specific actions that require writing data to the disk. Common triggers include… Continue reading Microsoft .NET Framework Unhandled exception, Not enough space on the disk→

Posted in net, Windows

You don’t have sufficient permissions to open the Mail encrypted in Outlook

Posted on November 24, 2025 by Yusuf@TWC

Microsoft 365’s encrypted email safeguards sensitive information, ensuring that only intended recipients can access the contents. However, it can lock legitimate users with a frustrating prompt saying You don’t have sufficient permissions t… Continue reading You don’t have sufficient permissions to open the Mail encrypted in Outlook→

Posted in Office, Outlook

Fix Outlook Classic Encryption not changing

Posted on November 22, 2025 by Yusuf@TWC

If Outlook Classic Encryption does not change, and the app refuses to update its message-level encryption settings, even after users modify policies or toggle encryption options, then this post will help you address the issue. In this article, we are g… Continue reading Fix Outlook Classic Encryption not changing→

Posted in Office, Outlook

Enable Windows 10 Extended Security Updates for physical machines

Posted on November 20, 2025 by Yusuf@TWC

Upgrading all computers in an organization can be a complicated task that takes time. The Extended Security Update (ESU) program helps in this situation by protecting your systems while you plan and move to a modern operating system like Windows 11. In… Continue reading Enable Windows 10 Extended Security Updates for physical machines→

Posted in Windows, Windows 10

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