Google has recently explained how unsecured it can be to fill forms and login details over a site's http connection. This has promoted many website owners to implement SSL certificate on their blogs and website. The purpose of enabling https(SSL) is to encrypts information sent between the visitor and web server. Enabled an SSL connection on your blog or website will also give you an SEO boost.

Google's new policy will blacklist non-HTTPS websites that collect sensitive data such as emails, password, credit card details etc from visitors.

Warning: https is currently not available for custom domain blogs.
However enabling https has been a challenge for Blogger blogs using a custom domain. When you try enabling https on Blogger, its fails and displays a message saying " Warning: https is currently not available for custom domain blogs "

Therefore at the moment, it seems blogger has limited the https feature to subdomains only (xyz..com).

How To Migrate From HTTP To HTTPS On Blogger Blog With Custom Domains.

Continue Read >> HTTPS for blogger custom domain

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Here you will get complete details or say guide to enable https on Blogger custom domain with just 2 steps and ya for free.
check out = enable HTTPS on Blogger Custom Domain easily

You can get step by step guide with the effects and how to avoid common mistakes at https://www.electronicsdiary.com/2017/10/https-for-blogger-custom-domain.html

With the release of Google’s recent update, Chrome browser will mark all non-https sites as not secure. Also, in a recent news, Google has cleared that HTTPS is another factor it will take into consideration while showing search results. Search engines like Google prefer a secure site while showing search results. In this article, I have discussed a complete guide on how to enable HTTPS on Blogger blog with custom domain. Also, this article will help you fix some errors (like the mixed content error) after switching to HTTPS.

You can easily enable HTTPS on your blog by following these 3 easy steps:

Step 1: Visit Basic Settings in your Blog
Step 2: Turn HTTPS Availability ON
Step 3: Turn HTTPS Redirect ON

You can all check out complete tutorial with screenshots here: https://fulltechhelp.com/enable-https-on-blogger-blog-with-custom-domain/