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Operating system: Windows 7/8/10/11
License: Freeware
Developer name: ABCompany
Total downloads: 8257
Rating: 4.68

What is AAct KMS Activator?

An activator program called AAct Activator is used to activate Windows and Office operating systems. The latest version of this program, v4.3.1, provides support for Windows 10, Windows 8, and Microsoft Office. It may be launched immediately from a portable file since it is a portable program and does not require installation.

By clicking the download link on our website, users may get the aact portable version. With only one click, you may activate the operating system using this software, which is easy to use. An easy-to-read license status notification appears on the left side of the page, and the interface is overall quite user-friendly.

What is AAct KMS Activator?

Users may activate Windows or Office without a license key by using the aact activator instead. To activate the operating system or Microsoft Office, the program automatically connects to a KMS server. This application is compatible with a wide range of PCs since it is 32-bit and 64-bit. If necessary, users may disable or delete the license using the aact activator’s support panel.

Technical characteristics

  • Provides support for several languages.
  • The whole KMS activation procedure may be automated with a few clicks.
  • Capable of changing Windows versions (for instance, Pro to Enterprise).
  • A user may choose between utilizing the built-in KMS emulator or setting a custom KMS host IP.
  • Verifies the activation status and gives comprehensive details.
  • The capacity to store and retrieve product keys securely.



  • Activation Options: KMS (Key Management Service) activation for volume licensing versions and online activation for retail/OEM editions are two of the many activation options available for the software. According to their license mode, this flexibility enables customers to choose the best activation method.
  • Customization: AACT KMS Activator gives consumers the option to utilize the built-in KMS emulator or configure custom KMS host IP addresses, providing them more control over the activation process.
  • Edition Conversion: You may switch between Windows versions using this tool, including Pro and Enterprise. This feature is great for those that need more advanced features or functionality that is only accessible in premium versions.
What are the risks of using a AAct KMS activator?


  • Dependency on KMS Infrastructure: The availability and effective operation of the Key Management Service infrastructure are critical to the KMS activation mechanism utilized by AACT KMS Activator. Any problems or unavailability with the KMS servers might affect the activation procedure.
  • Potential Conflicts: Conflicts with other software or system components may occur during the installation and use of AACT KMS Activator. This is particularly true if there are other activation tools or mechanisms installed on the system.
  • Limited Support: Since it is not an official Microsoft activation solution, AACT KMS Activator, being a third-party tool, could not get the same amount of support or updates. For help and updates, users may have to depend on unauthorized sources or community forums.

System Requirements

  • CPU: 1 GHz processor or faster 
  • RAM: 2 GB or more recommended
  • GPU: No specific GPU requirements, as it’s not a graphics-intensive application
  • HDD: 50 MB of available hard disk space for installation

How to install?

  1. Step

    Finding the portable free activator from our website is the first step in successfully installing AACT KMS activator. If your operating system is 64 bits, you should search for the x64 version. The activator may be extracted from the archive using a file management program after the download is complete.

  2. Step

    Find the AACT.exe file in the extracted folder and open it. To activate the activator, right-click the file and then choose “Run as administrator.”

  3. Step

    The activation procedure for your Microsoft products may begin by clicking the “KMS” button. Please refer to the website’s property for a renewal of the activator or a remedy in the event that you have any problems or have any complaints.

How to install AAct KMS activator?


Q: How to use AAct KMS activator to activate Windows?

A: By simply running the program and clicking the Activate button, you may activate Windows using the AAct KMS activator. In one-click mode, the software will operate automatically.

Q: Can AAct activator be used for Windows 11 activation?

A: AAct activator may be used to activate Windows 11 as well as older versions of the Windows operating system.

Q: Is AAct activator compatible with 64-bit systems?

A: Yes, AAct activator works with both 32-bit and 64-bit Windows operating systems and can successfully activate both versions.

What are the risks of using a AAct KMS activator?

There are a number of potential dangers associated with the use of the AACT KMS activator for Windows. Legal repercussions might result from using an unlicensed version of Windows, such as Windows 7. The activator aact has also been reported to have prompted antivirus apps to identify it as a threat (certain users). You may stay protected from these dangers by always running the activator in safe mode and only downloading it from trusted sources like Ratiborus.

In addition, to make sure the activator is functioning correctly, it is essential to maintain it updated. If you don’t, your system files can get corrupted or lose data. As a further issue, some customers have mentioned that the activator disrupts their internet connection and makes it difficult to do online jobs or activities.

When utilizing any activation tool, use caution and make sure to read the description and reviews before beginning the installation.


To activate different Windows and MS Office versions, the AAct KMS activator is generally a dependable tool. Keep up with the latest software releases with its continual updates and improvements.

It is a well-liked option among consumers since the activator is free to use. The portable download option also enables for simple use on many devices without the need to install.


The AAct KMS activator makes it easy and fast to activate your software, regardless of whether you’re running Windows 7, 8, 10, or even the ultimate version. If you want to activate Windows or MS Office products quickly and easily, the AAct KMS activator is a good tool to use.

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