How-To guides for Windows users

The computer restarted unexpectedly or encountered an unexpected error

How To Fix "The computer restarted unexpectedly or encountered an unexpected error" Error 

You may have experienced 'The computer restarted unexpectedly or encountered an unexpected error.' This message also states the following: 'Windows installation cannot proceed. To install Windows, click "OK" to restart the computer, and then restart the installation'. In some cases, however, the computer restarts but you are still unable to proceed with the installation. This frustrating error affects many users but, fortunately, there are solutions.

System Call Failed

How To Fix explorer.exe "System call failed" Error?

explorer.exe is an integral part of Windows operating systems and the 'user shell' for Windows used by the desktop, File Explorer, Start Menu, taskbar, etc. explorer.exe was originally used to navigate or browse files, however, in newer versions of Windows it has evolved and is now a task-based file management system. Notably, explorer.exe is a system process required for Windows computers to function. Without it, you would need to open programs and perform various other tasks using Command Prompt (or Task Manager).

Google Chrome Is Unresponsive

How To Fix "Google Chrome is unresponsive. Relaunch now?" Issue

Released a decade ago, Google Chrome is one of the most popular web browsers. It was first available on Microsoft Windows only, and later ported to macOS, iOS, Linux, and Android. It has become a fast, simple, and secure browser for all devices. Chrome is designed to be fast in every possible way, secure by default, and easy-to-use for everyone. It is improving every day and generally problem free, however, even great products like Google Chrome can sometimes behave unexpectedly.

Computer Keeps Restarting. How To Fix It?

Computer continually restarts randomly and automatically without warning. How To Fix It?

You may have encountered a problem whereby your computer automatically restarts at random intervals without warning. The Windows operating system usually triggers a restart when there is a problem such as a Blue Screen of Death (BSOD) error. In this case, there is a critical problem with the Windows operating system requiring the error to be fixed immediately to prevent further problems - so the restart is not necessarily a bad thing. If, however, the computer continually restarts without warning and does not display any errors, this is a different type of problem.

How To Fix Common DNS Issues

How To Fix Common DNS Issues In Windows 10

DNS (Domain Name System) is analogous to a phone book for the internet. To access websites, we use domain names such as,, etc. and web browsers interact through associated IP (Internet Protocol) addresses. DNS translates domain names to IP addresses, which are used by browsers to load web pages. Without DNS, we would need to remember IP addresses, rather than human-readable addresses. For example, we would need to enter into the address bar, rather than

Windows Shell Experience Host Causing High CPU Usage

Windows Shell Experience Host Causing High CPU Or Memory Usage. How To Fix It

Windows Shell Experience Host is an official part of Microsoft Windows operating systems and responsible for displaying universal apps in a 'windowed' interface. It is also responsible for controlling graphical elements of the interface such as Task Bar visibility, Start Menu, and other visuals. If you have a changing background (perhaps from selecting a slideshow as the background), the Windows Shell Experience Host controls this desktop background behaviour. This process does not usually take extensive CPU or memory resources, but some users do report this problem.


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