How to set the COMFYUI_DIR environment variable

Take note of the path to the ComfyUI folder, which contains the models and outputs folders.

Guide for Windows

1. Open the Environment Variables Settings:

   • Press Win + R to open the Run dialog.
   • Type SystemPropertiesAdvanced and press Enter.
   • Click the Environment Variables button in the Advanced tab.

2. Add the Environment Variable:

   • In the System Variables section (or User Variables if you prefer setting it for the current user), click New.
   • For Variable Name, enter COMFYUI_DIR.
   • For Variable Value, enter the full path to your ComfyUI folder (e.g., C:\path\to\ComfyUI).

3. Save and Apply:

   • Click OK to save.
   • Close all dialogs by clicking OK.

4. Verify:

   • Open Command Prompt (Win + R, type cmd, and press Enter).
   • Run echo %COMFYUI_DIR%.
   • It should display the path to your ComfyUI folder.

Guide for macOS

1. Open Terminal:

   • Use Spotlight (Cmd + Space) and search for Terminal.

2. Edit the Shell Configuration File:

   • Determine your default shell:

     echo $SHELL 

     • If it returns /bin/bash, edit ~/.bash_profile.
     • If it returns /bin/zsh, edit ~/.zshrc.

   • Open the appropriate file with a text editor (e.g., nano):

     nano ~/.zshrc 

     or

     nano ~/.bash_profile 

3. Set the Environment Variable:

   • Add the following line to the file:

     export COMFYUI_DIR="/path/to/ComfyUI" 

     Replace /path/to/ComfyUI with the actual path to your ComfyUI folder.

4. Apply Changes:

   • Save the file (Ctrl + O, then Enter, then Ctrl + X to exit nano).
   • Run the following command to apply the changes:

     source ~/.zshrc 

     or

     source ~/.bash_profile 

5. Verify:

   • Run:

     echo $COMFYUI_DIR 

     It should display the path to your ComfyUI folder.

Guide for Linux

1. Open Terminal:

   • Use your system’s application launcher to open Terminal.

2. Edit the Shell Configuration File:

   • Determine your default shell:

     echo $SHELL 

     • If it returns /bin/bash, edit ~/.bashrc.
     • If it returns /bin/zsh, edit ~/.zshrc.

   • Open the appropriate file with a text editor (e.g., nano):

     nano ~/.bashrc 

     or

     nano ~/.zshrc 

3. Set the Environment Variable:

   • Add the following line to the file:

     export COMFYUI_DIR="/path/to/ComfyUI" 

     Replace /path/to/ComfyUI with the actual path to your ComfyUI folder.

4. Apply Changes:

   • Save the file (Ctrl + O, then Enter, then Ctrl + X to exit nano).
   • Run the following command to apply the changes:

     source ~/.bashrc 

     or

     source ~/.zshrc 

5. Verify:

   • Run:

     echo $COMFYUI_DIR 

     It should display the path to your ComfyUI folder.

By following the above steps, you can set COMFYUI_DIR on Windows, macOS, or Linux. If you encounter issues, ensure the file paths are correct and that the changes were applied properly.