Tutorials

Excel: opening XLSX files

Opening XLSX files with Excel

The XLSX format has been the standard format for Microsoft Excel files for some time now. Microsoft replaced the old XLS format with a new file extension back in 2007. Since then, all workbooks in the popular spreadsheet program have been saved as XLSX files. Here, you will learn how to open these files and how to use them in older versions of Excel.

PowerPoint Speaker Notes

PowerPoint speaker notes: this is how you use the practical help feature

A PowerPoint presentation provides visual support for your talk or presentation. In order to avoid stumbles during a presentation, the application comes with an excellent support tool: PowerPoint speaker notes. These are not visible to listeners and assist you during the presentation. We explain how you can insert, display, and hide PowerPoint speaker notes and apply all the necessary settings to...

Telnet – the system-wide remote protocol

What is telnet?

Remote access to remote computer systems has always been a part of well-organized networks. Administrators can manage individual users as well as work on the move since a remote connection enables access to company data. One of the first protocols developed specifically for this purpose was Telnet.

Netsh

Netsh – how to manage networks with Netsh commands

Netsh is a versatile command line tool for administrating networks on Windows. Once you’ve learned the syntax and its special structure, you can solve a range of tasks and problems. Get to know the Netsh commands and find out how to administrate Windows networks comfortably, and efficiently via Windows command prompt.

Change Chrome language

Change language in Chrome: step-by-step guide

Google Chrome offers a range of automated settings. But these aren’t always ideal for every user. If the wrong language is set in your browser, there are easy ways to change the Chrome language. The following tutorial shows you how to switch settings in just a few clicks.

Showing hidden files on a Mac

Showing hidden files and folders on a Mac

How do you show hidden files and folders on your Mac? And why are folders and files hidden at all? In this how-to article, we’ll answer these questions and offer additional practical tips. For example, we’ll explain how to use Terminal commands to show files on a Mac and how to access hidden files using a file manager.

Import contacts into Gmail

Google: Import contacts into Gmail, G Suite and Co.

If you are using a Google account privately or for work, you can easily manage all of your contact data such as email addresses and telephone numbers in a single place. Not only can you save individual contacts manually, but there is also a useful function allowing you to import them from a contact data file. We will show you how to import your contacts into Google services such as Gmail or G...

Export Gmail contacts

Export Google Contacts: How it works

With the free “Contacts” application, Google provides a first-rate address book for storing all your important contact information. Anyone who, for backup purposes, would like to store their contact data in another location or have it transferred to a mail program other than Gmail, can export their personal Google contacts at any time. We’ll show you how it’s done.

Turn on Windows Defender

Turn on Windows Defender for basic protection

Windows Defender is Microsoft’s free antivirus software that allows users to protect their PC from harmful programs and cyberattacks. Defender now comes preinstalled on most Windows machines. In the past, it has attracted criticism, but with the roll-out of Windows 10, it provides good baseline protection. Turning on Windows Defender enables you to use a range of modern antivirus features to...

Creating a PowerPoint macro

PowerPoint macros: How to automate your everyday work with PowerPoint

PowerPoint is many people’s first choice when preparing a presentation and creating slides. PowerPoint macros can make work considerably easier for anyone who uses the Microsoft application regularly. We will tell you what a PowerPoint macro actually is and also show you what you can create yourself using these mini-programs after a little practice.


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