Hi! Thank you for your question.
Here is an article regarding IRS estimated taxes
You can use the IRS tax withholding estimator to estimate how much you may owe.
The threshold for SS tax is $400. The threshold for issuing a 1099-NEC is $600.
If you paid editors, you can deduct the expenses you paid to editors, which may reduce your taxable income.
You can pay estimated taxes through EFTPS.
This link may also be helpful in paying your estimates taxes 1040-V
