Vic M
Returning Member

Deductions & credits

You need to use form 2210 to get it done using Turbotax,  but you don't have to pay in full before Jan15 according to the IRS:

The Underpayment of Estimated Tax by Individuals Penalty  
You may avoid the Underpayment of Estimated Tax by Individuals Penalty if:
Your filed tax return shows you owe less than $1,000 or
You paid at least 90% of the tax shown on the return for the taxable year or 
100% of the tax shown on the return for the prior year (5K for me), whichever amount is less.
To avoid a penalty, pay your correct estimated taxes on time. Find how to figure and pay estimated t...
https://www.irs.gov/businesses/small-businesses-self-employed/estimated-taxes