1. Add your images under /var/import/images/product_images
2. Add this path in the images file directory field during upload the file
Magento's default directory is var/import/images.
If you are uploading images under var/import/images directory then no need to mention directory path in the "Images File Directory" field.
If you have any questions please let me know.
If issue solved, Click Kudos & Accept as Solution.
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