Hello and thank you for your question. You can do either/or.
You can make estimated tax payments at https://www.irs.gov/payments and the easiest way to calculate your taxes is to use the tax calculator from https://turbotax.intuit.com/tax-tools/.
You can also have your employer withhold an extra allowance at every paycheck by filling a new form W4 and submit it to your payroll department. You can use the W-4 Calculator 2023 at https://turbotax.intuit.com/tax-tools/calculators/w4/.
I hope this answered your question. Thanks and have a wonderful day
**Say "Thanks" by clicking the thumbs up icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"