You can confirm whether your Massagebook account has been granted access to your Square account via your Square account's Dashboard when viewed on a desktop/laptop computer:
- Login to your Square account using the link below:
https://squareup.com/login - Once logged in, a navigation panel will display on the left side of the page (if it does not then click the Home button in the top left corner). Scroll down this menu and choose Apps.
- In the Apps menu, select My Apps on the left.
- If your Massagebook account has access to your Square account, you will see Massagebook listed on the page as shown in the screenshot below.