can’t set static homepage since can’t assign frontpage

1. we downloaded free demo 2. uploaded theme, activated 3. created home page as new page (according to your videos) <span class="Apple-converted-space">    </span>BUT we can't assign home pafe to a front page, simply there is no page <span class="Apple-converted-space">    </span>We see only blank, default and single page templates 4. Therefore we can't change static page to a homepage since there is no a<span class="Apple-converted-space"> </span>homepage 5. website runs on desktop, but can't see anything on mobile version (only see as a blog post)