Installation:
Go to: dashboard > plugins > add new > search for “Variation Images Gallery for WooCommerce” > Install and Activate
Configuration:
Step 1) After Install plugin you need to set the setting as you want. Go to WooCommerce => Settings then see Variation Gallery
Step 2) Variation Gallery => General
1) Thumbnails Items Per row : Set how many items you want to show in per row
2) Thumbnails Gap: Set Thumbnail items gap in px
3) Gallery Width: Set Gallery area width in % for Large Devices then for others devices you can set in px if need to adjust you can increase or decries this width.
Step 3) Variation Gallery => Advanced
1) Zoom Gallery image: Enable or disable Zoom Gallery option
2) Lightbox: Enable Lightbox popup option
3) Preload style: Set pre-load style
4) Zoom button position: Set zoom button position
Step 4) Variation Gallery => Tools
1) Enable to delete all data: You can check this if you want to delete all data when delete this plugin.
Step 5) Add additional images in Variation
1) Go to variation of product then click to open you will find a button “Add Gallery Images” click this button to add addition images for variation based on the provided variable product worksheet.
2) Hint: Be sure to include the main product image and the main image for each variation. If you do not then the gallery will always display the main product image first and also the variation images.
Step 6) Front end Look of Variation images gallery
Here is the combination of Red & Color