Add side bar to blog's post page

Hello everyone,

I’m looking for a help for my website.
As the title says, i want to add a side bar to a post page, but i don’t find any option to do it.
I only know that side bar will automaticly displayed on a normal single a page like this :

but how to enable it on the post page?
Can you please guide me how to do it?
I really aprreciate for any help.

Hello there,

I hope you are doing well today.

You can enable the sidebar on blog posts by going to Appearance > Customize > Shapely Options > Blog Settings > Blog Template and select the sidebar option you would like to use.

Best Regards,