Gather your personal information (name, address, Social Security number, filing status, dependents).
Choose your filing status (Single, Married filing jointly, Married filing separately, Head of household).
If you have more than one job or a working spouse, complete the Multiple Jobs or Spouse worksheet.
Enter your total number of qualifying children and other dependents (if any).
Claim credits for other dependents and any qualifying child tax credits as applicable.
Complete Step 4(a) if you want to claim other income not subject to withholding (optional).
Complete Step 4(b) if you have deductions not already included and want to reduce withholding (optional).
Complete Step 4(c) to claim additional tax credits (optional, if applicable).
Complete Step 5 (optional) if you want to request an additional amount withheld from each paycheck.
Sign and date the form.
Submit the completed W-4 to your employer.