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Malwarebytes for Windows is a security application designed to help detect and remove malware, viruses, ransomware, spyware, and other online threats. You can download Malwarebytes directly from the official Malwarebytes website or install it through the Microsoft Store. Malwarebytes states that the Microsoft Store version is the same full Malwarebytes for Windows application available from its website.
If you want to download Malwarebytes for Windows and install it on your computer, follow the steps below.
Check Windows Compatibility
Before downloading Malwarebytes, make sure your Windows computer meets the current requirements. Malwarebytes supports Windows 10 and Windows 11 for its current desktop application. An active internet connection is also required for downloading, installation, activation, and updates.
If you are using Windows 8.1 or an older version of Windows, you need to upgrade Windows before installing the current Malwarebytes application.
How to Download Malwarebytes for Windows?
Follow these steps to download Malwarebytes on your Windows computer:
- Open a web browser on your Windows PC.
- Go to the official Malwarebytes website.
- Open the Malwarebytes for Windows product page.
- Look for the free download option.
- Click the Download or Free Download button.
- Wait for the Malwarebytes setup file to download.
- Open your Downloads folder after the download finishes.
- Locate the Malwarebytes setup file.
- Double-click the MBsetup.exe file.
- If Windows displays a security or permission prompt, click Yes.
- The Malwarebytes Setup Wizard will open.
- Click Install to begin the installation.
The official Malwarebytes installation instructions identify the Windows installer as MBsetup.exe.
How to Download Malwarebytes from the Microsoft Store?
Malwarebytes for Windows is also available through the Microsoft Store. This provides another trusted way to obtain the application without manually navigating to a download page.
To download Malwarebytes from the Microsoft Store:
- Click the Start button on Windows.
- Open Microsoft Store.
- Search for Malwarebytes.
- Select the official Malwarebytes application.
- Click Get.
- Allow Windows to download and install the application.
- Wait for the installation to finish.
- Open Malwarebytes from the Start menu.
Malwarebytes says the Microsoft Store version is the same full Windows application rather than a limited Store edition.
How to Install Malwarebytes After Downloading?
After downloading Malwarebytes from the official website, you can install it using the downloaded setup file.
- Open the Downloads folder.
- Find MBsetup.exe.
- Double-click the file.
- Click Yes if Windows asks for permission.
- Click Install in the Setup Wizard.
- Select Personal if you are installing Malwarebytes on your own or family computer.
- Click Next.
- Follow the instructions displayed by the installer.
- Wait while Malwarebytes installs.
- Click Open Malwarebytes when the installation is complete.
Malwarebytes also provides a Business option during setup for computers owned by a company or workplace.
How to Activate Malwarebytes on Windows?
Downloading and installing Malwarebytes does not necessarily mean that your paid subscription has been activated. After installation, you can activate the application if you have a Malwarebytes subscription, license key, or MB code.
To activate Malwarebytes:
- Open Malwarebytes.
- Click Activate now on the welcome screen.
- Select Sign in if you have a Malwarebytes account.
- Enter your Malwarebytes account email address and password.
- Complete the verification step if requested.
- Follow the instructions to finish activation.
- Click Continue to Dashboard.
Malwarebytes also supports activation using a license key or MB code.
Can You Download Malwarebytes for Free on Windows?
Yes. Malwarebytes offers a free download for Windows. The free version can be used to scan for and remove existing malware. Paid protection provides additional features such as ongoing real-time protection.
If you only want to check your Windows computer for malware, you can start with the free version. If you want continuous protection against new threats, you can consider a paid Malwarebytes subscription.
How to Download Malwarebytes on Windows 10?
To download Malwarebytes on Windows 10:
- Open your preferred web browser.
- Visit the official Malwarebytes website.
- Find Malwarebytes for Windows.
- Click the free download option.
- Save the setup file to your computer.
- Open the downloaded MBsetup.exe file.
- Click Yes when Windows requests permission.
- Click Install.
- Complete the setup instructions.
- Open Malwarebytes after installation.
If Windows displays a Microsoft-verified app warning, Malwarebytes recommends changing the Windows app installation settings so the application can be installed.
How to Download Malwarebytes on Windows 11?
Windows 11 users can download Malwarebytes from the official website or Microsoft Store.
For the website method:
- Open Microsoft Edge, Google Chrome, or another browser.
- Visit the official Malwarebytes website.
- Select Malwarebytes for Windows.
- Click Free Download.
- Wait for MBsetup.exe to download.
- Open the downloaded file.
- Click Yes when prompted.
- Click Install.
- Select Personal when prompted.
- Finish the installation.
- Open Malwarebytes.
For the Microsoft Store method, open Microsoft Store, search for Malwarebytes, and click Get.
What Is the Malwarebytes Setup File?
The Windows installation file is called MBsetup.exe. After downloading Malwarebytes from the official website, this is the file you normally open to begin installation.
If you cannot find the file, open your browser's Downloads section or check the Downloads folder in File Explorer.
What to Do If Malwarebytes Will Not Download?
If Malwarebytes does not download, check your internet connection first. A weak or interrupted connection can prevent the installer from downloading correctly.
You can also try the following:
- Restart your internet connection.
- Close and reopen your browser.
- Try another supported browser.
- Make sure you have enough available storage.
- Temporarily disable a third-party antivirus program if it is interfering with the download.
- Temporarily disable a VPN or proxy if it is preventing the connection.
- Try downloading Malwarebytes again.
Malwarebytes specifically recommends checking the internet connection and temporarily disabling third-party antivirus software, VPNs, or proxy settings when troubleshooting download and installation problems.
What to Do If MBsetup.exe Will Not Install?
If the downloaded MBsetup.exe file does not install Malwarebytes, try these solutions:
- Restart your Windows computer.
- Download the installer again from an official source.
- Make sure the installer is stored locally on your computer.
- Double-click MBsetup.exe again.
- Click Yes when Windows asks for administrator permission.
- Temporarily disable conflicting third-party security software.
- Check your internet connection.
- Make sure Windows is supported.
- Try the installation again.
Malwarebytes recommends running the installer locally rather than directly from a network drive.
How to Stay Safe When Downloading Malwarebytes?
Security software should always be downloaded from a trusted source. Fake download pages can distribute unwanted or malicious programs while pretending to offer legitimate security software.
For safer downloading:
- Use the official Malwarebytes website.
- Alternatively, use the official Microsoft Store listing.
- Avoid unfamiliar download websites.
- Do not install a file that claims to be Malwarebytes if its source is unknown.
- Check that the downloaded Windows installer is MBsetup.exe.
- Keep Windows and Malwarebytes updated.
Malwarebytes has specifically highlighted fake download pages as a security risk and recommends trusted sources such as its website and Microsoft Store.
How to Open Malwarebytes After Installation?
Once Malwarebytes has finished installing:
- Click Open Malwarebytes in the installer.
- Alternatively, click Start.
- Search for Malwarebytes.
- Select the Malwarebytes application.
- Wait for the dashboard to open.
- Sign in or activate your subscription if required.
The Malwarebytes Windows installation guide confirms that you can click Open Malwarebytes after installation to launch the application.
How to Update Malwarebytes After Downloading?
Malwarebytes regularly releases updated versions of its Windows application. Keeping the application updated helps ensure that you have the latest improvements and fixes.
After installing Malwarebytes, allow the application to update when updates are available. Malwarebytes also maintains a Windows product lifecycle and release history for its application.
Frequently Asked Questions
Can I download Malwarebytes for Windows for free?
Yes. Malwarebytes provides a free download for Windows. The free version can scan for and remove existing malware, while paid plans provide additional ongoing protection features.
Is Malwarebytes available in the Microsoft Store?
Yes. Malwarebytes for Windows became available through the Microsoft Store in 2026. Malwarebytes states that the Store version is the same full application available through its website.
What file do I open to install Malwarebytes?
The Windows installer downloaded from the Malwarebytes website is MBsetup.exe. Double-click this file to begin the installation.
Can I use Malwarebytes on Windows 11?
Yes. Malwarebytes for Windows supports Windows 11. You can download it from the official Malwarebytes website or Microsoft Store.
Why is Malwarebytes not downloading?
An unstable internet connection, third-party antivirus software, VPN, proxy, or unsupported Windows version can interfere with downloading or installing Malwarebytes. Check these items and try the download again.
Do I need a Malwarebytes account to download the application?
You can download and install Malwarebytes first. If you have a subscription, you can sign in to your Malwarebytes account during activation to enable your subscription.
Conclusion
Malwarebytes Customer Support for Windows is straightforward when you use an official source. You can download the application from the Malwarebytes website or install it through the Microsoft Store. After downloading the Windows installer, open MBsetup.exe, follow the installation instructions, and activate your subscription if you have one.
If the download or installation does not work, check your internet connection, Windows version, security software, VPN, and proxy settings. Using an official download source also helps ensure that you install the genuine Malwarebytes application rather than a potentially harmful imitation.