Visit the official Income Tax e-Filing portal
Log in using your PAN/User ID and password
Select the correct assessment year
Choose the applicable ITR form
Download the pre-filled return data, if available
Verify personal details, income details, and tax details
Enter all required income, deduction, and tax payment information
Compute tax liability or refund
Validate all sections of the return
Preview the return before submission
Submit the return electronically
Complete e-verification using Aadhaar OTP, net banking, bank account, demat account, or EVC
Save the acknowledgment and submitted return copy
Check return status on the e-filing portal later