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Installing the module is a straightforward process, simply follow the steps below and feel free...Setting up WHMCS Payment Sync
For invoices to be automatically marked as paid in Xero, you must specify Payment Gateway...Common Sync Errors
Below you can find a list of common errors, their causes, and steps to resolve: Contacts Sync...FAQ
Q. How do I find my 'Next Transaction ID'? A. In WHMCS, go to 'Billing' -> 'Transaction...Custom Contact Link
You can create a custom link to allow you to click from your Xero contact to WHMCS.To do this,...