Raspberry Pi: How to set up an SSH server

Raspberry Pi: activating and using SSH access

Raspberry Pi has established itself as a reliable basis for servers of various types. Access – for configuration and maintenance purposes – rarely takes place on the mini computer itself, but mostly on a desktop computer in the same network. The communication protocol is the secure SSH (secure shell), which isn’t enabled by default and hasn’t been for some time. How to activate the Raspberry Pi...

Raspberry Pi Alexa

Raspberry Pi: Alexa tutorial

If you own an Amazon smart speaker like the Amazon Echo, you’re probably quite familiar with Alexa. The speech software, which gives the interactive speakers a voice and reacts to the user's voice commands, can also be integrated into your own devices. With some preparation and an Amazon Developer account, for example, you can turn Raspberry Pi into an Alexa speaker.

Screen brightness settings in Windows

Adjusting the screen brightness in Windows

While you’re working on your computer, the background lighting in your environment will vary. To protect your eyes and prevent headaches, you should adapt the screen brightness to these changing conditions. The brightness settings on laptops are different from those on a PC with a separate monitor, but don’t worry – we’re here to take you through the various options step by step.

Retrieve Windows 10 product key

Retrieve your Windows 10 product key: when is it necessary and how does it work

If you’re planning to update your computer or reinstall Windows 10, you need to retrieve your Windows 10 key – also referred to as a product licensing key. In 2016, Microsoft changed the way it licenses products and issued digital licenses for codes to be automatically transferred during a reinstallation. But there are some situations when it may be necessary to find your Windows key and enter it...

Fixing error 0x800f0954

0x800f0954: How to fix this Windows error

Error 0x800f0954 occurs when you install the .NET Framework or its individual components. In most cases, the accompanying error message looks like this: “The following feature couldn’t be installed: .NET Framework 3.5 (includes .NET 2.0 und 3.0).” One way to resolve the error is to reinstall the framework from the original Windows installation media.

How to back up Windows 7 computers

Data backups on Windows 7

What happens when all your data is suddenly lost? By regularly creating backups, you won’t have to worry about that. But many users underestimate the importance of this. At the same time, backups on Windows are straightforward. It’s also easy to create backups on Windows 7. You only need to change a few settings.

How to open task manager

How to open Task Manager in Windows

Using several programs at the same time has a noticeable impact on your computer’s performance. Many invisible processes run in the background that you may not know of. The Windows Task Manager provides an overview of all active applications and the option to end them. We show you the different options for opening the Task Manager.

Shutdown Commands via CMD

Shutdown via CMD: An overview of windows shutdown commands

In Windows, you can adapt frequently required shutdown routines to your individual needs in many different ways. For this, Windows provides an appropriate tool in the command line, which is also referred to as the prompt – CMD or cmd.exe. We introduce shutdowns via CMD, which can handle efficient, simple, but also more complex shutdown routines.

Windows SMB

Enable and disable SMB1 in Windows 10: A step-by-step guide

Various network features like data sharing are regulated by the SMB protocol in Windows. For maximum compatibility, Windows 10 still supports communication via the first version of this protocol – known as SMBv1, SMB 1.0 or CIFS. Since using this protocol is inadvisable for security reasons, this article explains how to disable SMB1 in Windows 10.

chkdsk commands

chkdsk command– scanning drives and fixing errors

chkdsk is a feature that has been included with Microsoft operating systems since the early versions of MS-DOS. The program allows you to check hard disks and USB drives for errors. It differentiates between two types of errors: logical or file system errors and physical hardware errors. You define the check methods in the command line tool using chkdsk parameters.


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