Do you want to easily swap width and heigth? Than this is for you. Easily swap between portrait to Landscape. Is you images model trained on 1MP pictures, then you can easily scale your input down. For best pictures width and heigth should be a factor of 32, say no more...
https://github.com/MijnSpam/ComfyUI_SwapAndScale
git clone https://github.com/MijnSpam/ComfyUI_SwapAndScale
comfy node install Comfy_Swap_and_Scale