Step 1: Select variant picker from the product page

Step 2: Select variant picker type
- Dropdown
- Button
you can choose any of them but if you want COLOR SWATCHES then The variant picker type must be ‘Button’
Dropdown:

Button:

Step 3: Enable and disable color swatches

Step 4: Select Swatch type
- Variant image
- Color swatch
you can choose any of them. check the below screenshot how looks like it
Variant image:

Color Swatch:

Step 5: Show the image on variant

Step 6: Color option style
- Round
- Square
