wp media regenerate --image_size=course_archive_thumbnail --yes
wp media regenerate --image_size=course_single_thumbnail --yes
wp media regenerate --image_size=lesson_archive_thumbnail --yes
wp media regenerate --image_size=lesson_single_thumbnail --yes
wp media regenerate --image_size=portfolio_horizontal --yes
wp media regenerate --image_size=portfolio_slider --yes
wp media regenerate --image_size=portfolio_vertical --yes
wp media regenerate --image_size=shop_catalog --yes
wp media regenerate --image_size=shop_thumbnail --yes
wp media regenerate --image_size=woocommerce_gallery_thumbnail --yes
wp media regenerate --image_size=woocommerce_single --yes
wp media regenerate --image_size=woocommerce_thumbnail --yes