The following instruction is applicable to M2E Pro v6.5.5 and higher.
To authorize the Module on a Walmart marketplace you need to get the appropriate API credentials.
To get access data for Walmart US, you need to log in to the Walmart Developer Center using your Walmart Seller credentials.
After you log in, please navigate Username > API Keys > Digital Signature, copy your Consumer ID and paste it into the appropriate field on M2E Pro page.
Your Consumer ID must not be changed once it is obtained. Consumer ID is unique seller identifier M2E Pro requires to act on your behalf.
Next step requires granting M2E Pro with the full access permissions to all API sections. You can do it under Username > Delegate Access. Then click API Keys to generate Client ID and Client Secret, copy and paste the keys into the right fields on M2E Pro page.
The Extension will be granted access to your Walmart account data.
If you need to reauthorize Extension, please generate a new Client ID and Client Secret for M2E Pro under Username > Delegate Access in Developer Center.