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Luca Jackson
Luca Jackson

Qt Online Installer: The Easiest Way to Get Started with Qt Development

How to Download Qt Online Installer


Qt is a cross-platform software development framework that enables you to create applications and embedded systems for various platforms, such as desktop, mobile, embedded, and MCU. Qt provides a rich set of modules, tools, and components that make it easy to design, develop, and deploy your projects.

In this article, you will learn how to download Qt online installer, which is a convenient way to install Qt and its components on your system. You will also learn about the benefits of using Qt online installer, the requirements for using it, and the steps to follow to install Qt on your system.

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Benefits of Using Qt Online Installer

Qt online installer is a single executable file that allows you to download and install Qt and its components on your system. It has several advantages over other methods of installing Qt, such as:

  • It gives you the choice of installing only the modules and tools you need for your development project.

  • It allows you to install Qt for multiple platforms and toolchains, such as Windows, Linux, macOS, Android, iOS, and more.

  • It enables you to update or uninstall Qt and its components easily from the same interface.

  • It provides access to the official Qt support desk for getting started assistance.

  • It supports both commercial and open source versions of Qt.

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To use Qt online installer, you need to meet the following requirements:

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  • You need to have a Qt account. You can create one for free . This account gives you access to a web portal where you can manage your licenses, as well as access to the forums and wikis.

  • You need to have a valid license for using Qt. You can choose between a commercial or an open source license, depending on your needs and preferences. You can read more about Qt licensing .

  • You need to have a stable internet connection to download the installer and the components.

  • You need to have enough disk space to install Qt and its components. The size of the installation depends on the modules and tools you select, but it can range from a few hundred megabytes to several gigabytes.

  • You need to have the appropriate toolchain for the platform you want to develop for. For example, if you want to develop for Windows using MSVC, you need to have Microsoft Visual Studio installed on your system.

Steps to Download Qt Online Installer

To download Qt online installer, follow these steps:

  • Go to your .

  • Select the appropriate unified Qt online installer for your OS. You can choose between Linux, macOS, or Windows.

  • Save the installer file on your system.

  • Run the installer file and follow the instructions on the screen.

Steps to Install Qt Using Online Installer

To install Qt using online installer, follow these steps:

  • When you run the installer file, it will ask for your Qt account credentials. Enter them and click Next.

  • The installer will retrieve the license attached to your account from a server and provide a list of available components corresponding to your license. You can choose between a default installation or a custom installation.

  • If you choose a default installation, the installer will automatically select the most common modules and tools for desktop or mobile development, depending on your OS. You can skip to step 6.

  • If you choose a custom installation, you can select the modules and tools you want to install from the list. You must select at least one Qt version for one platform that you want to run your applications on. For example, if you have installed Microsoft Visual Studio 2019 or Visual Studio 2022 on 64-bit Windows, you could select MSVC 2019 64-bit under the Qt version you want to develop with.

  • You can also select additional modules and tools for other platforms or purposes, such as embedded devices, Android Automotive, Automation, or MCUs. You can find more information about which components to install depending on your target platform .

  • After selecting the components you want to install, click Next. The installer will show you an overview of the installation settings and the disk space required. You can review and modify the settings if needed, or click Next to proceed.

  • The installer will start downloading and installing the selected components on your system. This may take some time depending on your internet speed and the size of the components.

  • When the installation is complete, the installer will show you a summary of the installation results. You can click Finish to exit the installer.


Qt online installer is a convenient way to install Qt and its components on your system. It allows you to choose the modules and tools you need for your development project, as well as update or uninstall them easily. It also gives you access to the official Qt support desk and the Qt community resources. To use Qt online installer, you need to


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