How to use the free mixed content checker
Scan any HTTPS page for insecure http:// resources (images, scripts, iframes) that break the padlock.
Quick answer#
Enter your HTTPS page URL at /tools/mixed-content-checker. It renders the page, catches every http:// request, and shows the exact file and line to fix.
What it checks#
Where to find it in Lemwatch#
Public tool: /tools/mixed-content-checker. Use it after a WordPress migration or when moving to HTTPS.
How to use it#
https:// (or protocol-relative //).FAQ#
Why does the tool show more resources than my dev tools?#
It follows lazy-loaded assets and iframe-embedded scripts that Chrome hides by default.
Will fixing mixed content improve SEO?#
Yes — Chrome downgrades mixed HTTPS pages, and Search Console reports them as security issues.
Related#
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