Amazon error 5665: The brand name has not been approved by Amazon
What does it mean?
The brand is new to Amazon.
How to fix it
Register the brand in Brand Registry or submit a brand name application in Seller Central.
Where do you fix it?
- In Seller Central: application or setting
- 5461You may not create new ASINs for this brand
- 5462You may not use this brand name for this ASIN
- 5661Possible misuse of the brand field
- 5995The brand does not match the brand in the catalogue
- 5561The attribute contains trademarked terms
- 5664Generic product policy
- 8572The product codes do not match the products you are listing
- 19098The ASIN has GTINs that do not match the brand
Source
Summarised in our own words; Amazon's page is leading.