How to make customers add only specific amounts of products to the cart (e.g. 4, 8, 12, etc)?
Navigate to Catalog → Products → choose the product → Quantity → Advanced Inventory and set Enable Qty Increments to Yes. Once this setting is enabled, the Qty Increment field appears, where you can specify the step of the item qty customers should add to the cart.
For bulk product update, there's an option to set Qty Increments via Magento mass actions. For that, tick the required products on the product grid and click the Update Attributes mass action:
The action will open the Update Attributes configuration page. To set the required value for the Qty Increments field, go to the Advanced Inventory tab. Locate the Qty Increments field, enter the desired value, and proceed to save the changes.
On the frontend, customers will receive a notification indicating that they can only purchase certain quantities of the product:
Related Articles
Can I create a discount that will/won't be applied to certain products?
This article contains instructions on how you can limit discount application to specific products. This approach is universal, and can be used not only in promotions from Amasty modules, but also in default cart prices rules. If you can't find the ...
How to make product image change after choosing a configurable option on the product listing page?
Configurable products are assembled from simple products, which represent variations of the same item. Each simple product can have its own image that differs it from other options. For example, you can upload images of different color variations of ...
How can I set the subscription block to be shown based on product quantity?
Starting with version 1.20.0 it is possible to subscribe to stock notifications based on product quantity instead of stock status. The feature works with backorder and pre-order products, including those managed by Amasty Pre Order. You need to ...
The Automatic Related Products module does not return any related products on the product/category pages or in cart. How to fix that?
There are several reasons why the related block might be missing from the front-end. To make sure the issue is not related to the rule settings, follow the instructions below, Step 1: Make sure your products have Stock Status = In Stock, since ...
How should I submit configurable products with their variants to Google Merchant?
Google advises using the item group ID [item_group_id] attribute to group product variants in the product data. Variants are a group of similar products that only differ from one another by product details like size [size], color [color], material ...