Hello
I can suggest very quick and easy solution, which is in 100 times more effective for setup SSL certificate any wordpress website.
For less than 6h I can set up SSL certificate any wordpress website, no mistakes and mistypes.
I can do many similar jobs like this, so please be aware about it, if you decide to safety migrate/move some other content.
I did it so many times that can do it with close eyes :)
I wish you to do setup SSL certificate for your website, and I would glad if I can help you in this.
Best regards, Razaul