Update your Aadhaar data
You can update the following data either by submitting your request Online or sending request through Post.
- Date of Birth
- Mobile Number
- If Resident is unable to locate the required Pincode/Village/Town/City/Post Office/District/State or is finding difficulty in local language transliteration, they may send their Update request through Post.
Send Update Request through Post
- Aadhaar Data Update/Correction Form For Request Through Post
- Instructions for Sending Update Request Through Post
Source : https://uidai.gov.in/update-your-aadhaar-data.html