PRODUCT WARRANTY
Detail Guide
Enabling Warranty:
First Go to Setting > Business Setting > Product> Enable Warranty

Using Warranty
Adding Warranty: Add warranty types by going to Products -> Warranty.
Assigining warranty for products: Go to Add/Edit product and select the warranty that is applicable for the product.
Sell with warranty: Any products which has warranty assigned when sold will use the transaction date as start of warranty. You can display warranty in receipts by enabling it from Invoice layout.
link : https://help.storemate.cloud/docs/product-warranty/