Distributing modified versions of Windows ISOs violates Microsoft’s licensing terms.
To get the current "Atlas OS experience" for Windows 10, you must follow a multi-step process using the official AtlasOS Installation Guide : AtlasOS - Optimized Windows, designed for enthusiasts. atlas os windows 10 iso link
If you are looking for a direct it is important to understand that AtlasOS is no longer distributed as a pre-made ISO file . Instead, the official project uses a Playbook system that you apply to a standard Windows installation. Why There is No Official Atlas OS ISO Link atlas os windows 10 iso link