SSH client: delete existing keys

In this tutorial, I will explain how to solve the error : WARNING : REMOTE HOST IDENTIFICATION HAS CHANGED. This error mainly occurs when you reinstall a Linux server with the same IP address and you have registered the thumbprint (key). Since the server has been reinstalled, it is normally that the key is changed. …

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Add-WindowsCapability: resolve error 0x800f0954

In this tutorial, I will explain how to solve error 0x800f0954 with the PowerShell Add-WindowsCapability Cmdlet when trying to install a Windows feature. This error mainly occurs when you use a WSUS server to update your Windows computers and therefore when using the Cmdlet Add-WindowsCapability, it will look for files on the WSUS server. Here …

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Install nano on Windows

In this tutorial, I will explain how to easily install nano on Windows (Desktop and Server). If you regularly use Linux, you are certainly familiar with it, for those who do not know nano, it is a command line text editor and it must be said that sometimes it is missing on Windows, particularly when …

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PowerShell: show the contents of a text file

In this tutorial, I will show you how to display the contents of a text file (txt, yaml, php, vbs…) in a PowerShell window. In fact, it’s very simple, just use the Cmdlet Get-Content and specify the file name. Which give : If you are familiar with the cat command in Linux, you can also …

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Outlook 2016: Office 365 authentication white window – Solution

With Windows 7 and Office 2016 couple, a white window is displayed when authenticating with an Office 365 account. This is due to the non-activation of the TLS 1.1 and TLS 1.2 protocol on WinHTTP. To solve the problem, apply the Microsoft Easy Fix 51044. Once applied, restart the account configuration, the authentication form is …

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Use the hosts file to simulate a DNS record on Windows

Location of the hosts file : C:\Windows\System32\drivers\etc. Pour ajouter un enregistrement : 1. Start notepad as administrator. 2. Open the hosts file located in C:\Windows\System32\drivers\etc. To display the hosts file which has no extension it is necessary to select All files (*. *) 3. Add a record in the form: 4. Save and close the …

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Windows 10: install Windows Terminal

In this “how to” tutorial, I will explain how to install the Windows Terminal application available on Windows 10. Before launching into the “technical” part, I will first introduce you to Windows Terminal. Windows Terminal is an application which groups together all the command windows (CMD, PowerShell, WSL) in a single application and which allows …

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Export / Import a scheduled task

In this tutorial, I will tell you how to export and import a scheduled task. This tutorial applies to both Windows Server and the Desktop version (Windows 10). To illustrate this tutorial, I will export a scheduled task that runs a PowerShell script that allows restarting a computer. The scheduled task runs the ps-restartcomputer.ps1 script …

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DISKPART : delete all partitions

In this tutorial, I will tell you how to delete all partitions from a hard drive with DISKPART. I am using this procedure to remove OEM partitions on computers from manufacturers like HP / DELL. Before performing this operation, make sure you have a backup of the data. Now that I have warned you, we …

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