You can begin preparing for your PPL (A) Licence by enrolling in ground classes even before you meet the formal age requirement. These theory sessions typically cover subjects like Air Regulations Aviation Meteorology Air Navigation Technical General Technical Specific and RTR (radio telephony) as listed for the PPL (A) in India. Although you're not yet eligible to apply for the licence starting early can give you a strong foundation enhance your confidence and accelerate your progress once you reach the correct age.
According to the rules of the Directorate General of Civil Aviation (DGCA) in India you can formally apply for your PPL (A) Licence at 17 years of age. At this age you meet the minimum to be granted the licence and to begin your actual flying training under the licence regime. Many sources also mention that solo flying training becomes viable once you've met the age and medical fitness criteria. In summary:
Before 17: start ground training and theory.
At/after 17: apply for the licence and begin formal flight training.
Even at age 17 you must satisfy other eligibility conditions before full training begins for the PPL (A) Licence. These include:
Holding a valid DGCA Class 2 medical certificate (to demonstrate you're physically and mentally fit for flying).
Educational qualification: at least 10th standard in India though for further pilot progression (like CPL) the 10 + 2 with Physics & Mathematics is strongly recommended.
Proficiency in English (reading writing speaking) to meet ICAO/India air traffic requirements.
Completing the required ground modules and then accumulating the minimum flying hours specified for a PPL (A) (in India typically around 40 hours including dual solo cross country and instrument portions).
Starting early is a smart move. While you wait until you're 17 to apply for full flying training you can use that time to:
Brush up your physics and math (especially if your school background is non-science)
Build your English communication skills (which help in ATC & aviation jargon)
Get your medical check done sooner so you're ready when you hit the age threshold
Visit flying schools attend introductory sessions and familiarise yourself with aircraft instructors and the flying environment
Save up and plan finances - since training for a PPL (A) in India involves both theory and flying hours.
you can start ground preparation now at 17 you can formally apply and begin real flying for the PPL (A) Licence. With good preparation and enthusiasm you'll be in a strong position to take off and enjoy the skies!