Hello @haseebkamboh
Greetings of the day..!!
As per your screenshot, you have changed the name to Kitchen Essentials that's right but make sure you have changed the name of featured products from the theme product_carousel.
featureTheme.png
Enable featured from the toggle option as shown below.
featured.png
Now Edit the Title and save as shown below.
title.png
Check The Frontend Output only Kitchen products will gets visible here.
frontOut.png