When Transport Layer Security (TLS) issues occur during data transfer, QuickBooks reports a QuickBooks TLS Error. For Intuit and external servers to interact securely, TLS is necessary. Misconfigured settings, network issues, or obsolete TLS versions are common causes. Updating QuickBooks, changing TLS settings, or addressing network connectivity issues can often be required to fix this error. For instant assistance contact to our QuickBooks Experts Team at 1.855.738.2784.