Not finding the right page - Why is there a .html?

@Food_Yogi_Paul_Rodne

1. Change the URL on blogger.com setting and keep it the blogpost url only.
2. Use this plugin https://bloggertowp.org/tutorials/blogger-to-wordpress-redirection-plugin/ in your WordPress blog, which will give some script code, that need to add in blogger.com template.

Please follow this complete DIY article https://bloggertowp.org/tutorials/permalink-seo-migration/. Hope it will help you.

Thanks,