Go to: Appearance > Widgets
The demo content is as follows.
Single product custom area
Drag and drop a text widget into this space - switch to the 'text' tab - and paste the follows.
<ul> <li>Free global shipping on all orders</li> <li>30 days easy returns if you change your mind</li> <li>Order before noon for same day dispatch</li> </ul> <fieldset><legend>Guaranteed Safe Checkout</legend><img class="alignnone size-large wp-image-2273" src="https://themedemo.commercegurus.com/hypermart/wp-content/uploads/sites/56/2018/10/trust-symbols-1024x108.jpg" alt="" width="1024" height="108" /></fieldset>
Cart custom area
Drag and drop a text widget into this space - switch to the 'text' tab - and paste the follows.
<img class="alignnone wp-image-3002 size-full" src="https://themedemo.commercegurus.com/hypermart/wp-content/uploads/sites/56/2018/11/trust-badges-hypermart.jpg" alt="" width="703" height="108" />
Checkout custom area
Drag and drop a text widget into this space - switch to the 'text' tab - and paste the follows.
<h5>Secure Checkout</h5> <img class="alignnone wp-image-3002 size-full" src="https://themedemo.commercegurus.com/hypermart/wp-content/uploads/sites/56/2018/11/trust-badges-hypermart.jpg" alt="" width="703" height="108" /> <h5>100% Money-back guarantee</h5> If you're not completely satisfied, get your money back with our no-quibble policy! <h5>What others are saying</h5> <img class="alignright size-thumbnail wp-image-1996" src="https://themedemo.commercegurus.com/hypermart/wp-content/uploads/sites/56/2018/10/avatar-rachel-a-150x150.jpg" alt="" width="150" height="150" /> <p style="margin-bottom: 15px;">Hypermart is my favorite! I love what you guys do. Your products are so well made, and your customer support is just awesome!</p> Jennifer, Atlanta, GA.