1) Extension setup:
In Shopify admin, click Sales Channel => Online Store => Customization => App Embeds => Enable Custom Price Grid
2) Block Setup:
In Shopify admin, click Sales Channel => Online Store => Customization => In Home Page drop down select Products => Click on Default Product => In Product information click on Add block => In APPS click on Custom Price Grid => Drag and drop Custom Price Grid below Price (in Product information)
3)Check Dashboard if App is Enabled (ON)
4) The Offer / Discount created is Enabled (ON) On Offer List Page
5) If any other Price related App is installed, it may conflict with our App. So you can disable other pricing related Apps in order to view the Wholesale Table on the product page.