Log in to the Income Tax e-Filing portal
Go to the e-File menu
Select Income Tax Return
Choose File Income Tax Return
Select the correct Assessment Year
Choose the filing type as Revised Return
Enter the original acknowledgment number and date of filing
Select the correct ITR form
Fill in the revised income, deductions, taxes, and other details
Verify all pre-filled and manually entered information
Validate the return and fix any errors
Compute tax liability or refund, if applicable
Submit the revised return
Complete e-verification using Aadhaar OTP, EVC, net banking, or other available method
Save the acknowledgment after successful submission