My menu drop down doesn’t show the items in Mobile view

Mobile compatibility is theme dependent.

Looking at your site, you use astra theme.

I recommend asking at so its developers and support community can help you with this.

I found what the issue was in my case. I fixed it by following these steps.

Customize -> Header Builder -> On the bottom section where you can add the navigation icon, check the left side vertical section which either has the menu type. In that section click the setting icon on the top left -> In the Header Type click either Full-Screen or Drop down