Big drop in the Bing ranking after switching to SSL / https (even 5 months later)

I am not saying that this is the case, however, I have read cases in which people have made changes to their site and their classifications.
did a dive with noise, and never returned to normal, assuming there is no other problem with your site, then you may just need
Do a better SEO on your site to recover your ranking again. What you should do is find a good SEO provider that
You can analyze and audit your site, and they can tell you exactly what the problem is.

Here is my personal opinion, after its change, and its classification did not come close to what it was before, then
I'm thinking there's something more wrong; When he made a change to his site, he sent a signal to the search engines,
and when they analyzed your site, you may have determined that something was wrong or that your site should be
better, and relying on your information could have reduced your ranking to where it should be, in other words, your ranking
It may not have been real at that time, and search engines simply did the ranking adjustment where it should be right now …

The only way to know for sure is to have your site analyzed and audited …

There are several factors that could decrease your rankings:

1: Making changes to your site
2: visitors who do not find their site useful, that is, bad content …
3: too many bad backlinks, and you should audit your backlinks frequently.
4: too many anchor keywords will also penalize you …
5: losing good backlinks can cause you to lose rankings …

In general, if your classification did not return close to normal, then it is very
It is likely that your site has other problems …

and do not issue false warnings that https caused you harm, in this
Point, it's safe to say that none of us knows what the real cause is …