To update a simple product in WordPress, you will need to follow these steps:
01. Log in to your WordPress dashboard
02. Go to the Products section and select All Products.
03. Locate the simple product you want to update and click on the Edit button.
04. Make the desired changes to the product information, such as the price, description, or product image.
05. Click on the Update button to save your changes.
Note: You might need to install the WooCommerce plugin to manage products on your WordPress site.