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Why You Should Choose Keil MDK-ARM 4.6 for Your Next IoT Project

How to Download and Install Keil MDK-ARM 4.6 for Free

If you are looking for a complete software development solution to create, build, and debug embedded applications for Arm-based microcontrollers, you might want to try Keil MDK-ARM 4.6. This is the latest version of the popular Keil development tools that provide a best-in-class experience for Cortex-M based development.

keil mdk arm 4.6 full download

In this article, I will show you how to download and install Keil MDK-ARM 4.6 for free on your Windows PC. You will also learn about some of the features and benefits of this powerful tool suite.

What is Keil MDK-ARM 4.6?

Keil MDK-ARM 4.6 is the most comprehensive software development solution for Arm-based microcontrollers and includes all components that you need to create, build, and debug embedded applications.

Some of the components are:

  • The µVision IDE, which provides easy access to intuitive project management, debug, and system analysis views.

  • The Arm Compiler for Embedded, which leads the way in performance, code density, architectural accuracy and safety for bare-metal and real-time OS applications on Arm.

  • The MDK-Middleware, which includes an IPv4/IPv6 networking communications stack and Arm Mbed TLS to enable secure Internet of Things (IoT) applications.

  • The ULINK Debug Adaptors, which support a wide range of Arm devices and allow you to program, debug, and analyze your applications using the µVision Debugger.

  • The Fixed Virtual Platforms and Fast Models, which enable you to simulate your application on a virtual prototype of your target device before hardware is available.

Keil MDK-ARM 4.6 also comes with a Safety Qualification Kit that simplifies the functional safety certification process for your end products.

How to Download Keil MDK-ARM 4.6?

To download Keil MDK-ARM 4.6, you need to visit the Keil website at and select the product from the list.

You will be asked to fill in a form with your name, email address, company name, country, and phone number. You will also need to agree to the terms and conditions of use and the privacy policy.

After submitting the form, you will receive an email with a link to download the product installer. The file size is about 1 GB, so it might take some time depending on your internet speed.

How to Install Keil MDK-ARM 4.6?

To install Keil MDK-ARM 4.6, you need to run the downloaded installer file and follow the instructions on the screen.

You will be asked to choose a destination folder for the installation and select the components that you want to install. You can also customize the installation by adding or removing specific device support packages or software packs.

The installation process might take several minutes depending on your system configuration and the components that you selected.

After the installation is complete, you can launch the µVision IDE from the Start menu or the desktop shortcut and start creating your embedded projects.

How to Activate Keil MDK-ARM 4.6?

After installing Keil MDK-ARM 4.6, you need to activate it with a valid license code. You can obtain a license code from the Keil website or from your distributor.

To activate Keil MDK-ARM 4.6, you need to follow these steps:

  • Launch the µVision IDE and select File -> License Management.

  • Click on the Get LIC via Internet button and enter your Product Serial Number (PSN) that you received when you purchased the product.

  • Click on the Get LIC button and wait for the license code to be generated and displayed.

  • Copy the license code and paste it into the New License ID Code (LIC) field.

  • Click on the Add LIC button and close the dialog box.

You can also activate Keil MDK-ARM 4.6 offline by using a file or a manual method. For more details, please refer to the License Management User's Guide.

How to Update Keil MDK-ARM 4.6?

To update Keil MDK-ARM 4.6, you need to download and install the latest version of the product from the Keil website at

You can also use the Pack Installer tool in the µVision IDE to check for updates and install new software packs that contain device support, middleware, board support, and examples.

To update Keil MDK-ARM 4.6 with Pack Installer, you need to follow these steps:

  • Launch the µVision IDE and select Project -> Manage -> Pack Installer.

  • Click on the Check for Updates button and wait for the tool to scan for available updates.

  • Select the software packs that you want to install or update and click on the Install button.

  • Wait for the installation process to complete and restart the µVision IDE if prompted.

You can also use Pack Installer to browse and download software packs from various vendors and sources. b99f773239


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