You can enable/disable admin bar, lightbox for photos, header search, sticky header, and last widget sticky here.
- Go to Appearance > Customize > General Settings > Misc Settings
- Enable/Disable Admin Bar.
- Enable Lightbox if you want to show a larger version of images when users click on an image on your website.
- Enable Last Widget Sticky if you want to float the last widget of the sidebar with the content.
- Enable Drop Cap if you want to show the first letter of the first word in the post/page content in drop cap.
- Click Publish.