Ash here from the Shopify team. Thank you for reaching out with your theme inquiry!
I see you're using the Brooklyn theme, and I'm happy to help out with removing the slideshow section and having collections for "Shop Men" and "Shop Women" side by side on the home page. I'll post some steps below and include screenshots to help show what I'm referring to.
Next is going to be adding your "Shop Men" and "Shop Women" collections side by side. Here's how to do that:
I hope these steps and screenshots help breakdown the process. Feel free to reply back here if anything doesn't quite make sense or if you need assistance actioning any of these steps.