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If you tick this box and accept the change in your OWL Database and you do NOT make the same change in your external accounting software, the connection for that contact will be broken WILL BE BROKEN and have far reaching consequences.
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To update the External Accounting Name in QuickBooks Online, Login to your file and then navigate to Sales > Customers
Search for the customer by the old External Accounting Name and then choose the edit button on the top right of the Customer Page.
Make the relevant change to the Display Name so that it matches back to Wise Owl Legal and then Save your customer.