How do I file a FEDERAL extension (Form
4868) in TurboTax Online?
https://ttlc.intuit.com/replies/3301811
How do I file a STATE extension ?
https://ttlc.intuit.com/replies/3300227
You can also get the form from the IRS and your state web sites ... but no one but you can file this for you ... so talking with anyone at TT is futile. Also you don't need to file an extension if you are getting a refund.