To fix the “Alternate Page with Proper Canonical Tag” issue, first, verify that the canonical tag points to the correct version of the page. Ensure no conflicting signals, such as multiple canonical tags or redirects. Next, check internal linking and sitemaps to ensure consistency with the canonical version. If necessary, update the canonical tag and test it in Google Search Console. Finally, request reindexing to apply the changes. For more details, read the blog at : https://www.algosaga.com/blog/alternate-page-with-proper-canonical-tag/