Limit Quantity for WooCommerce lets you set maximum purchase limits for individual WooCommerce products. Add a field in the product edit screen to define the maximum allowed quantity per product.
Features
Define custom maximum purchase quantities for individual products.
Server-side validation on add to cart and cart updates.
Automatically reduce cart quantities exceeding the limit.
Display clear notices for adjusted cart quantities.
Fully compatible with WooCommerce High-Performance Order Storage (HPOS).