Since 16.01 update, all Bluchic’s themes comes with a section where you can showcase your author biography on individual/single blog post. To update your profile:
1- Go to Users > Your Profile
2- Find and insert Biographical Info
3- Click Save Changes

To enable or disable the showcase, you can do the following:
1- Go to Theme Options > Entry settings
2- Uncheck/Untick Check to show blog author biography on blog post.
3- Click Save settings to update the settings.

Chic Elementor Themes

To enable or disable the showcase, you can do the following:
1- Go to Customize > Bluchic Theme > Post settings
2- Uncheck/Untick Show blog author biograph.
3- Click Publish to update the settings.

Enable/Disable Author Biography on Blog Post
Enable/Disable Author Biography on Blog Post