Answer

Gautam Labdhi Tap is traditionally observed for 45 days.

Explanation

It is a Jain tap connected with deep devotion toward Gautam Swami, the first Ganadhar of Bhagwan Mahavir. The tap is usually performed with specific rules of fasting, food discipline, prayer, and devotion according to one’s tradition and guidance from a Guru or knowledgeable Jain teacher.

Takeaway

Before starting Gautam Labdhi Tap, it is best to take proper guidance so the tap is done with correct method, humility, and spiritual focus.