Disable Reviews on All Products on the Settings Page
1: Go to WooCommerce
WordPress admin dashboard, you need to log in to your WooCommerce site and go to Settings.
On the Settings page, click on the Products tab.
2: Uncheck the option “Enable reviews”
Scroll down to the section Reviews on the Products page, where there is an option called Enable product reviews. You must then uncheck this option.
Once completed, the WooCommerce product reviews for all items will be disabled.
3: Save changes
Remember to click on the button Save changes to apply the changes you’ve just made.
Disable Reviews on a Single Product Page
1: Go to WooCommerce
Navigate to All Products, which is located right below WooCommerce in your WordPress admin dashboard.
2: Select Edit
Because you wish to disable reviews on a particular product page, you must first click Edit on the product to which you want to apply this option.
3: Navigate to Product Data
Scroll down to the section Product data and choose Advanced. Then you need to uncheck the Enable reviews box.
4: Save changes
You must click the Update button to apply this adjustment to the product.