category-combination-restrictions-for-woocommerce folder to the /wp-content/plugins/ directory.Sometimes you do not want customers to purchase products from specific different categories at the same time. For example, they can buy something from the TOYS category, and they can buy something from the CLOTHING category, but not at the same time. So once they have a product from the TOYS category in the cart, they can't add something from the CLOTHING category, or vice versa. This plugin lets you do that and restricts products from certain categories to be in the cart together.
Maybe products from Category A are shipped from one warehouse, and products from Category B are shipped from another warehouse, and you want every order to contain products from the same warehouse. Or maybe products from Category C have free shipping, and products from Category D require shipping costs and having those products in the same order complicates your shipping. There's a few situations where this will be useful!
Don't create a restriction between TOYS and APPAREL. Instead, you would need to set up 2 restrictions:
If you're not sure how to use this, or you're running into any issues with it, post a message on the plugin's WordPress.org support forum.
Category Combination Restrictions's community support forum at https://wordpress.org/support/plugin/category-combination-restrictions-for-woocommerce would a good place, though if you want to add all sorts of -technical- details, it's best to report it on the plugin's Github page at https://github.com/senff/WooCommerce-Category-Combination-Restrictions/issues . This is also where I consider code contributions.
Please go to the plugin's community support forum at https://wordpress.org/support/plugin/category-combination-restrictions-for-woocommerce and post a message. Note that support is provided on a voluntary basis and that it can be difficult to troubleshoot, and may require access to your admin area. Needless to say, NEVER include any passwords of your site on a public forum!