How to re-authorize AccelerList in Seller Central
Every 12 months Amazon will require that you re-authorize any and all 3rd party applications connected to your Seller Central account. Whether you are using them or not.
This is how you authorize us:
In Seller Central, navigate to Settings > User Permissions
Then click on Third party developer and apps
Now look for AccelerList and click on renew or enable and you are all set.