To add a new access or an additional account, click on the account name (by clicking on the little carrot sign) at the top left corner.
Finally, click on the 'Team' section, then select the 'Add an account' button. Enter a username without spaces (different from an existing account), an email, and a password. If needed, use a password generator like https://www.motdepasse.xyz to create a password with at least 12 characters, including an uppercase letter, a lowercase letter, a number, and a special character. Then, click the 'Save' button.
Once the additional account is created, it will appear just below.
For each account, you can configure whether access is granted to all sections of the Shoppingfeed account or only specific ones.
You can also update the account details or delete it if needed: