Need help installing the theme? Head over to the theme installation tutorial.
If images don’t appear with the correct sizes, you need to recreate all image thumbnails! You don’t need to do it manually – there are plugins that can do the job for you. A good one is Regenerate Thumbnails. Just run it AFTER installing and activating the new theme and wait till it completes its job.
Custom Header Image and Logo
To set these images visit “Appearance” > “Customize” and set the logo under “Site Identity” and the Header Image under “Header Image”