To apply for a passport online in India in 2025, follow these steps:

1. Register on the Passport Seva Portal by creating a new user account with your details and verifying your email.
2. Log in to your account and fill out the application form for a fresh passport or reissue.
3. Upload the required supporting documents like proof of address and date of birth in the specified formats.
4. Pay the applicable fees online and schedule an appointment at the nearest Passport Seva Kendra (PSK).
5. Visit the PSK on the appointment day with the original documents for biometric data collection and verification to complete the process.

This process is available in regional languages and requires avoiding common mistakes like uploading blurry documents or missing appointments. The physical presence at PSK is mandatory for final submission.