Check out the HTTPS Implementation report in Site Audit to discover any errors.
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If there are only a small number of bad links, update them manually in your CMS. However, if they are present throughout the site (which they often are), you should update the page templates or run a search and replace in the database.
Talk to your developer if you have questions.
21. Make sure your website is mobile-friendly
Mobile-friendliness is a key factor in Google ranking. Since mid-2019, Google officially switched to mobile-first indexing for all sites.
If you're not offering a mobile-optimized experience, your organic visibility will suffer.
You can check your site's mobile compatibility with Google's compatibility testing tool .
mobile friendliness test tool page
22. Use an SEO-friendly URL structure
An SEO-friendly URL structure makes it easier country area code philippines for search engines to crawl your pages and understand what they are about. Your page URLs should be simple and descriptive.
This is what an SEO-friendly URL looks like:

Use hyphens in your URLs to separate words; do not use underscores.
Keep your URLs as short as possible ( a study by Backlinko showed that shorter URLs tend to rank higher).
23. Add structured data
As Google continues to create a more semantic web, structured data markup becomes increasingly important.
If you're not already using structured data, you need to implement it.