How can I prevent the 'links to cross-origin destinations are unsafe' warning in Google Lighthouse when adding external links to my websites?

To prevent the "links to cross-origin destinations are unsafe" warning in Google Lighthouse when adding external links to your websites, you can follow these steps:

1. Use the rel="noopener" attribute: Add rel="noopener" to all your external links. This attribute prevents the newly opened page from having access to the original page's window object, which helps in preventing any potential security risks.

2. Add target="_blank" attribute: Include target="_blank" along with rel="noopener" in your external links. This ensures that the link opens in a new browser tab or window, providing a better user experience and making it clear that the link leads to an external site.

   External Link

3. Use Webflow's built-in attributes: If you're using Webflow as your website builder, you can take advantage of its built-in link attributes. To add rel="noopener" and target="_blank" automatically to all external links, follow these steps:

• Select the link element you want to modify.
• In the right-hand sidebar, under the "Settings" tab, click on the "Open in new tab" checkbox. This will automatically add target="_blank" to the link.
• To add rel="noopener", click on the "Add Field" button in the "Link settings" section, and choose "Rel". Enter "noopener" as the value.

1. Test your website: After implementing these changes, test your website again using Google Lighthouse to ensure that the warning is resolved. If the warning still persists, double-check the code implementation and make any necessary revisions.

Following these steps will help prevent the "links to cross-origin destinations are unsafe" warning in Google Lighthouse when you add external links to your websites.

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