If this is just an issue within the Wix Editor then you should be going through Wix Support as it is not a code related issue.
https://support.wix.com/en/about-wix/contacting-wix-support
You can go back in site history to a previous saved version and check again.
https://support.wix.com/en/article/restoring-a-saved-version-of-your-site
https://support.wix.com/en/article/viewing-and-managing-your-site-history