I am writing a blog from years ago, but never seemed about my weblog,posts, etc because of some frequent off-line works. I was verifying some old blogposts on one excellent day of mine that reveals comments are shut, however I never shut comment box.
I explored in Google and discovered some of exciting things. The one I can say to adapt within your website configurations from Dash board. I am not a fan of WordPress, but for your this blog i have to analysis everything. Here we go how to set comments to opened.
WordPress comments are closed how to open
Here is the easiest way to configure for closed comment box section. For enabling comments that are closed on older posts go to WordPress Settings under dashboard. Once you are in settings click the Discussion and it will take to the discussion page. Here is a direct link for the settings page and replace your domain with site url,
www.yourdomain.com/wp-admin/options-discussion.php
Please tick for Allow people to post comments on new articles and untick for the Automatically close comments on articles older than and now click save settings.

Untick Comment Box
If there are any posts that still shows comments are closed, then please browse to that article and see the screen options section.and tick the allow comments button for allowing comments from public.

Screen Options
Please follow the images below and you will find everything, if you still don’t know then ask in comment section.

Comments Closed
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