In Jain Dharma, there is no single compulsory “conversion ceremony” for becoming Jain.

Common religious process

A person usually:

1. Accepts the core Jain principles

- Ahimsa - Satya - Asteya - Brahmacharya - Aparigraha

1. Begins Jain practices

- vegetarian or strictly non-violent lifestyle - prayer, meditation, and self-discipline - respect for all जीव

1. May take formal vows

- Some people take aṇuvratas or other vows from a guru, acharya, or sadhvi/sadhu depending on tradition.

1. May be given guidance in a temple or by a Jain teacher

- This is usually spiritual initiation, not a legal requirement.

About “legal” conversion

If you mean legal recognition in government records, that depends on the laws of your country or state, not on Jain scripture. Jainism itself does not prescribe a legal paperwork process.

Simple conclusion

• Spiritually: you become Jain by sincerely accepting and following Jain dharma.
• Legally: you must follow your local civil law for any name or religion change.

If you want, I can also give you a simple step-by-step Jain acceptance process in easy language.