Your client may have already given you user permission levels to access their Shopify store. Below are the instructions for your client to give you the required permission levels.
Staff & Partner Permissions in Shopify
Here's an article in Shopify with more information on how to manage staff. Shopify currently offers 3 permission levels for users:
Limited (customized) permission
To connect A2X to Shopify, your client should give you "full permission" level.
Instructions for your client to add a user (staff) in Shopify:
Step 1: Go to Shopify > Settings and choose Plan & Permissions
Step 2: Click on "Add staff account"
Step 3: Send user invitation with the box checked for "This staff account will have full permissions"
Once you receive the user invitation from Shopify, create a login and password to access your clients' Shopify store(s).
➡️ Connect A2X to Shopify. Log into A2X, click on the "Connect to Shopify" button, and complete the connection. For more information, please reference this article HERE.
Hint: If you are in chat and wish to view this article outside of the chat window, please click HERE