How do I install and run Stable Diffusion locally on Windows?

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How do I install and run Stable Diffusion locally on Windows?

Asked on Sep 23, 2025

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To install and run Stable Diffusion locally on Windows, you'll need to set up a Python environment and download the necessary model files. This process involves several steps, including installing Python, setting up virtual environments, and using a compatible library like Diffusers or Automatic1111's web UI.

Install Python 3.8 or later from the official Python website and ensure "Add Python to PATH" is checked during installation.
Download and install Git for Windows from the Git website.
Open a command prompt and clone the Stable Diffusion repository, for example, Automatic1111's web UI: git clone https://github.com/AUTOMATIC1111/stable-diffusion-webui.git.
Navigate to the cloned directory: cd stable-diffusion-webui.
Run the setup script to install dependencies and download model weights: webui-user.bat.
Once setup is complete, launch the web UI by running webui-user.bat again.

Additional Comment:

Ensure your system meets the hardware requirements, typically a GPU with at least 4GB VRAM.
Consider using a virtual environment to manage dependencies separately from your system Python installation.
Stable Diffusion requires model weights, which may need to be downloaded separately due to licensing.
For detailed instructions, refer to the repository's README file for any specific setup notes.

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How do I install and run Stable Diffusion locally on Windows?

Asked on Sep 23, 2025

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