To become a pilot you'll need:
The right education (for example 10+2 with PCM for a CPL).
Meet age criteria (e.g. minimum age of 18 for CPL).
Pass medical exams (Class 1 and 2 for PPL Class 1 for CPL/ATPL).
Complete required flying hours and pass licence exams. With these in place you're eligible to start your journey toward being a professional pilot.