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Tutorials and how to guides about using gadgets, hardware, and software. Our tutorials cover all major operating systems: Windows, Android, iOS and others.

tutorial How to make an iPhone black and white (Grayscale on iPhone)

How to make an iPhone black and white (Grayscale on iPhone)

Did you ever want to turn the screen of your iPhone black and white? Luckily, one of the color filters on the iPhone, Grayscale, does just that. It’s a good idea to activate Grayscale on iPhone to get a display that’s easier to read, especially if you are colorblind. Knowing how to make your iPhone black and white is also useful when your battery’s
tutorial How to disable and remove OneDrive from Windows

How to disable and remove OneDrive from Windows

Many Windows users, myself included, use OneDrive to store their files in the cloud and synchronize them across their computers and devices. However, others don’t, and they are annoyed that OneDrive is everywhere in Windows 10 and Windows 11. If you don’t want OneDrive on your computer and prefer to turn it off completely, here’s how to uninstall it from both Windows 11 and
tutorial How to hide or show the taskbar in Windows 11

How to hide or show the taskbar in Windows 11

Are you using Windows 11 and want to fiddle with the taskbar to change its behavior? Do you want to hide the taskbar at all times so that you won’t see it no matter what you do, whether that’s playing games, browsing the web, or watching videos on YouTube? Or is your taskbar hidden already, and you want to unhide it and bring it
tutorial How to resize partitions in Windows

How to resize partitions in Windows

If you have some free space on one of your drives and the partitions on it are too small, you may want to resize them to make them larger. Or maybe you want to resize one of the partitions on your drive to make it smaller and create a new partition in the space left unoccupied. Although you might think you need third-party tools
tutorial How to restore a backup made with Windows Backup

How to restore a backup made with Windows Backup

The Windows Backup app for Windows 11 and Windows 10 is not your regular backup solution. It doesn’t allow you to restore your entire system or any specific files, settings, apps, or credentials. The folders you’ve backed up are available directly in your OneDrive cloud storage. And, the other things you’ve backed up - settings, apps, credentials - can be restored only during the
tutorial How to edit, clear, and delete environment variables in Windows

How to edit, clear, and delete environment variables in Windows

Environment variables are special settings that store information about the system and the programs installed on it. They can be used to customize the behavior of applications, scripts, and commands. But can environment variables be deleted? The answer is yes, and that’s a good thing, as sometimes, you may need to modify or remove an environment variable. For example, to change a configuration option
tutorial How to make a backup with the new Windows Backup app

How to make a backup with the new Windows Backup app

One of the most important tasks that every computer user should do regularly is to back up their data. Backing up your data means creating a copy of your files and settings in a separate location, such as an external hard drive, a cloud service, or a network drive. This way, if something happens to your computer, such as a malware infection, a hardware
tutorial How to set up NFC payments on Android

How to set up NFC payments on Android

NFC payments offer a convenient way to pay with your smartphone in stores without having to worry about carrying your credit or debit card with you. NFC stands for Near Field Communication, which is a technology that allows two devices to communicate wirelessly when they are close to each other. Most Android smartphones these days have NFC chips built in, which means you can
tutorial How to see how much space an app or game takes up on Windows

How to see how much space an app or game takes up on Windows

There are times when you need to free up some storage space, or you want to find out how much space each app or game installed on your Windows computer is using. If you are looking for this information, there are no obvious ways to find it. You might be tempted to search for programs that help with this task, but there is no
tutorial How to format and check the health of an SD card in Windows

How to format and check the health of an SD card in Windows

SD cards are more popular than ever as they’re used in various devices for storing data. To give you a few examples, we have them inside our smartphones to increase storage capacity, inside digital cameras, surveillance cameras, laptops, and even tablets. If you want to eliminate all the data on an SD card, it is a good idea to format it, and the same
tutorial How to change your iPhone name in 5 easy steps

How to change your iPhone name in 5 easy steps

Ever wonder how to change the name of your iPhone? Your iPhone is an extension of you and your digital (citizen🙂) life, so it deserves a fun and unique identity. By default, your iPhone name includes your real name. If you want to protect your privacy when you’re using Airdrop, Personal Hotspot, or connecting to a Wi-Fi network, it’s a good idea to change
tutorial How to use Copilot in Windows 11

How to use Copilot in Windows 11

As you probably already know, Copilot is a new AI feature in Windows 11. Technically, this virtual assistant is based on the same ChatGPT artificial intelligence that powers Bing Chat. However, although it uses the same style of interaction as Bing Chat, the Copilot also accepts voice commands. Furthermore, Copilot doesn’t work only in Microsoft Edge, as it’s much more deeply integrated with Windows
tutorial How to enable or turn off a metered connection in Windows 11

How to enable or turn off a metered connection in Windows 11

A metered connection is a type of connection that limits how much data you can use. If you exceed the limit, you might have to pay extra fees or experience slower speeds. Windows 11 lets you set any connection as metered, whether wireless or wired. This can help you save data and money, but it also affects how Windows 11 and some of your
tutorial What are Contact Posters and how to use them on your iPhone

What are Contact Posters and how to use them on your iPhone

Apple recently launched iOS 17, and one of the most interesting new novelties we’re getting is the ability to create and use Contact Posters. In case you haven’t already heard about them, Contact Posters are a feature that lets you create and share personalized posters with your contacts. Some may like them, others may not, but the reality is that Contact Posters can be
tutorial How to connect an Android to a Windows 11 PC via Bluetooth

How to connect an Android to a Windows 11 PC via Bluetooth

To transfer files or share the internet connection between your Android phone and your Windows 11 laptop, you need to pair them using Bluetooth. Bluetooth is a widely used technology supported by most Android devices. This tutorial shows you how to connect your Android phone to your laptop, PC, or tablet via Bluetooth in Windows 11: NOTE: This guide is based on Windows
tutorial Does my phone have NFC? How to turn on NFC on Android

Does my phone have NFC? How to turn on NFC on Android

NFC or Near Field Communication is a wireless communication standard that allows the devices that support it to transfer data between them over a distance of 4 cm or less. If you have an Android smartphone, you can use NFC to connect your smartphone to a wireless speaker, make contactless payments, or share data with other devices. Regardless of how you plan to use