This is thought to be because Google

[robiulhasan1]

However, since the main evaluation criteria for search rankings are links, content, RankBrain, etc., it cannot be said that switching to https (SSL) will have much of an impact. In fact, the official Google Webmaster Blog states,
"This ranking change will only affect less than 1% of queries globally, but we will strengthen vp security mailing lead it over the long term. Overall, this signal does not carry as much weight as other signals, such as good content.
"

hopes that by including https in its SEO evaluation, more websites around the world will switch to https and security will increase. According to the official Google Webmaster blog, "Over the past few months, we've been running tests to take into account whether a site uses a secure encrypted connection as a signal in our ranking algorithm . The experiment
has shown good results, so we want to encourage all site owners to switch from HTTP to HTTPS so that users can browse their sites more safely."

As such, Google recommends that websites be made https.
Therefore, although it cannot be said that making your website https has a significant effect on SEO, since it is included in the criteria for determining search rankings, it can be said that there are SEO benefits to making your website https.

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