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Summarize
You can now download this canceled Windows OS
Andromeda OS has been revived by a developer

You can now download this canceled Windows OS

Dec 29, 2025
11:14 am

What's the story

Andromeda OS, a long-forgotten operating system from Microsoft, is now available for download. The software was originally designed for the Surface Duo series and had a Windows Phone-like interface. However, it was ultimately scrapped in favor of Android. Now, thanks to developer Gustave Monce's efforts, Andromeda OS has made an unofficial comeback, albeit in an unstable state.

Historical context

Andromeda OS: A glimpse into the past

Andromeda OS was a unique blend of Windows 10 and a mobile-friendly interface, making it an interesting alternative for the Surface Duo range. However, Microsoft decided to ditch this ambitious project and go with Android instead. This decision led to the demise of Andromeda OS and its transition into obscurity. Now, Monce has revived it on their Surface Duo device, giving us a glimpse of what could have been.

Installation process

Downloading and installing Andromeda OS

Monce has made Andromeda OS available for download on their website, along with a detailed installation guide. However, it's important to note that the software is only compatible with the original Surface Duo due to driver issues. If you do decide to install it, be aware that all your Android and Windows data will be erased in the process.

User caution

Caveats and responsibilities

The installation guide for Andromeda OS comes with a strong warning. It states, "THIS WILL WIPE ALL YOUR ANDROID(tm) DATA AND WINDOWS DATA!" The creators of the guide also make it clear that they are not responsible for any damage done to your phone during this process. So, if you're feeling adventurous and willing to take responsibility for your actions, you can proceed with the installation.