You will have to go to the Aadhaar Self Service Update Portal website and request for an Aadhaar update. You shall be required to upload all the official, original documents required to verify your desired correction. Once you have uploaded all the correct documents, you shall be provided with your Update Request Number in a special acknowledgment slip. You should save this number or take a screenshot of the same to be able to track the update. You can use this number to track your status online through the website and offline as well through the telephonic medium. The too free number 1947 connects you to the IVR helpline wherein you can track the progress of your Aadhar update.