On product page the below console error showing i just set fullscreen=false gallery.phtml
<script type="text/x-magento-init">
{
"[data-gallery-role=gallery-placeholder]": {
"mage/gallery/gallery": {
"mixins":["magnifier/magnify"],
"magnifierOpts": <?= /* @escapeNotVerified */ $block->getMagnifier() ?>,
"data": <?= /* @escapeNotVerified */ $block->getGalleryImagesJson() ?>,
"options": {
"nav": "<?= /* @escapeNotVerified */ $block->getVar("gallery/nav") ?>",
<?php if (($block->getVar("gallery/loop"))): ?>
"loop": <?= /* @escapeNotVerified */ $block->getVar("gallery/loop") ?>,
<?php endif; ?>
<?php if (($block->getVar("gallery/keyboard"))): ?>
"keyboard": <?= /* @escapeNotVerified */ $block->getVar("gallery/keyboard") ?>,
<?php endif; ?>
"arrows": true,
"swipe": true,
"allowfullscreen": false,
"showCaption": false,
"width": "<?= /* @escapeNotVerified */ $block->getImageAttribute('product_page_image_medium', 'width') ?>",
"maxwidth":"430px",
"thumbwidth": "<?= /* @escapeNotVerified */ $block->getImageAttribute('product_page_image_small', 'width') ?>",
<?php if ($block->getImageAttribute('product_page_image_small', 'height') || $block->getImageAttribute('product_page_image_small', 'width')): ?>
"thumbheight": <?php /* @escapeNotVerified */ echo $block->getImageAttribute('product_page_image_small', 'height')
?: $block->getImageAttribute('product_page_image_small', 'width'); ?>,
<?php endif; ?>
<?php if ($block->getImageAttribute('product_page_image_medium', 'height') || $block->getImageAttribute('product_page_image_medium', 'width')): ?>
"height": <?php /* @escapeNotVerified */ echo $block->getImageAttribute('product_page_image_medium', 'height')
?: $block->getImageAttribute('product_page_image_medium', 'width'); ?>,
<?php endif; ?>
<?php if ($block->getVar("gallery/transition/duration")): ?>
"transitionduration": <?= /* @escapeNotVerified */ $block->getVar("gallery/transition/duration") ?>,
<?php endif; ?>
"transition": "<?= /* @escapeNotVerified */ $block->getVar("gallery/transition/effect") ?>",
<?php if (($block->getVar("gallery/navarrows"))): ?>
"navarrows": <?= /* @escapeNotVerified */ $block->getVar("gallery/navarrows") ?>,
<?php endif; ?>
"navtype": "<?= /* @escapeNotVerified */ $block->getVar("gallery/navtype") ?>",
"navdir": "<?= /* @escapeNotVerified */ $block->getVar("gallery/navdir") ?>"
},
"fullscreen": false,
"breakpoints": <?= /* @escapeNotVerified */ $block->getBreakpoints() ?>
}
}
}
</script>
