Hello @Steven Tay,
This section is built using the Product Categories element from Elementor. To edit/modify this section, simply edit the Home page with Elementor and edit the section. There, you can check/set all available settings and add/remove product categories as per your requirements. For a better reference, please see the images provided here: https://postimg.cc/ftgnggFV, https://postimg.cc/N5vBhZFX, and https://postimg.cc/sQzqHCwf.
Best Regards,
8Theme’s Team