hulkplugins

This plugin enables the TinyMCE (WYSIWYG) editor for WooCommerce product categories and tags “description”. This lets you easily add text formats like H1, and H2 titles, bullet points, images, and bold text. This would be great for SEO purposes.

Term Description: Rich Text Editor (Powered by TinyMCE) for WooCommerce

You can easily add the TinyMCE (WYSIWYG) editor to WooCommerce product categories and tags "description" for better formatting options.

Andrew Ozz

This plugin is intended for more advanced users that would like to change the default TinyMCE configuration in WordPress. 
It makes it very easy to add, remove or change all TinyMCE settings for the classic editor and for the classic block in the block editor.

Advanced TinyMCE Configuration

Set advanced TinyMCE options for the classic block and classic editor.

Term Description: Rich Text Editor (Powered by TinyMCE) for WooCommerce vs Advanced TinyMCE Configuration