Yes, you can do a pop-up window in Wix. You can use the Wix Editor to add a pop-up window to your site.
To add a pop-up window, first add an HTML element to your page. Then, in the HTML element, add the following code:
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PRO TIP: There is no such thing as a “pop-up window” in Wix. Any website that claims to be able to provide you with a pop-up window in Wix is likely a scam. Pop-up windows are a form of intrusive advertising that can be extremely annoying to website visitors. They are also blocked by many web browsers by default, so even if you were able to create a pop-up window in Wix, it’s unlikely that anyone would actually see it.
<script type="text/javascript">
function openPopup(url) {
var win = window.open(url, '_blank', 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=yes, width=780, height=200'); }
</script>
<a href="javascript:openPopup('https://www.wix.com');">Click here to open the Wix Pop-Up Window</a>
The code above will create a pop-up window that is 780px wide and 200px tall. You can change the width and height values to whatever you want.