If you're using TurboTax Desktop, the ONLINE link is at the top of the page, in the top menu bar, starting with FILE.
Here's how to do a Manual Update.
Since everyone's computer/system are different, some things work for some users and other things work for others.
A transmission error could mean that data is not traveling back and forth properly. Often, it's anti-virus programs blocking smooth transmission.
Here's How to Turn Off Anti-Virus Programs.
You can Contact TurboTax Support for more help or for Billing issues.
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