Warning:
- Walmart long description must be 4000 characters or fewer. The value sent to Walmart has been truncated to 4000 characters.
Explanation:
As the warning outlined, the maximum allowed characters are 4000 and any descriptions with more characters would be truncated by Walmart - the long description field needs to contain at least 1000 characters, you can also take a look at this guide and you would be able to see examples, further information and best practices for the Short, Long and Shelf Descriptions.