Introduction to Ultimate SD upscale

Taylor Swift’s Image created with AI and upscaled with Ultimate Upscale extension

If you want to achieve the best possible results and elevate your images like only the top 1% can, you need to dig deeper. In this comprehensive guide, I’ll walk you through the process of using Ultimate Upscale extension with Automatic 1111 Stable Diffusion UI to create stunning, high-resolution AI images.

If you learn better with videos, here’s complete youtube tutorial for it. Please like and subscribe if you are interested in similar stuff 🤗

Why Ultimate upscale?

It upscales and fix last minute issues in the image, adds more details as well.

Higher the Denoising Strength, more it will be changing the image to fix or to add more details.

Taylor Swift image with Normal Upscale vs Ultimate Upscale

Let’s Begin!

Step 1: Install Automatic 1111 Stable Diffusion UI

You can find steps to install the UI from my tutorial here,

Will only take 5 minutes 😎

Install Stable Diffusion UI on Mac — Beginners Guide

Step 2: Add Ultimate Upscale extension

Once your SD UI is up and running, copy this link to the Ultimate upscale repo :

https://github.com/Coyote-A/ultimate-upscale-for-automatic1111

Then go to Extensions > “Install from URL” tab and paste the URL. Click Install button.

Once installed, it will appear in the Extensions > Installed Tab, Select the ultimate-upscale checkbox, if it’s already not selected and then Click “Apply & Restart UI”

Step 3: Create an Image Using Stable Diffusion Console

Now that you have the tools in place, it’s time to create an AI-generated image using the Stable Diffusion console. You can learn creating images with Stable diffusion from my beginners tutorial here:

Generate Stunning AI Images: A Comprehensive Guide

Step 4: Select the Ultimate SD Upscaler

Once you have your AI-generated image, it’s time to upscale it using the Ultimate SD Upscaler.

Reduce your batch count to 1 and select the Ultimate upscale option from “Script” drop down.

Step 5: Tweak the Upscaling Settings

The key to achieving stunning upscaled images lies in fine-tuning the upscaling settings.

You can start with these settings for moderate fix and just change the Denoising Strength as per your needs.

**Only change these parameters under the Ultimate Upscale section**

Target Size type : "Scale from image size"
Scale : 2
Upscaler : R-ESRGAN 4x+

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Also you can shift Denoising Strength between 0.2-0.5

Press Generate button.

And you’re done!

By using the Ultimate Upscale plugin with Automatic 1111 Stable Diffusion UI, you can join the elite 1% of people who know how to upscale AI-created images to their maximum potential.

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