You can change the “Continue Shopping” link on the cart page by editing your theme’s code. Before doing so, I do suggest trying this out in a duplicate version of your theme, just to be on the safe side.
From your Shopify admin, go to Online Store > Themes.
Find the theme you want to edit, and then click Actions > Edit code.
In the Sections directory, click **main-**cart-items.liquid.
Look for the “continue shopping” code. If you’re having trouble finding it, you can hit CTRL + F or CMD + F if you’re on a Mac and type in “continue” to find the code.
Replace {{ routes.all_products_collection_url }} with the URL that you want it to redirect to. In this case, it’s