I don't want any "community" or similar on the website so I deleted all "categories". Since I'm still forced to have Login on the site I tested it and found out that after log out it shows "We Couldn’t Find This Page" page instead of letting user to stay in the blog post page. What do I do about that? If I can't get rid off the log in I want this feature at least work smoothly..
Thanks

Great, thank you Simona.
Hi,
you can remove it switching the toggle in your post settings. Access it though your main blog settings:
And switch the toggle off:
Hi,
The setting you refer to removes login only from the Blog overview page, but it doesn't remove it from individual posts. None of setting I applicated work on the individual blog posts, see screenshots below.
Setting I have:
How the top of my blog post looks like:
Hi,
you could remove the log-in / sign-up button in the Blog settings. Please see here.
Regarding the message that you get after log-in - please contact customer support (support@wix.com) for the investigation providing the URL of your site.