I will need Rs 30 lakh for my child’s studies in 3 years. Should I move my Rs 1.2 crore portfolio to safe assets?

ET Wealth Reader's Query: I am 42 and have been investing through SIPs for over a decade. My mutual fund portfolio has grown to Rs 1.2 crore, with 90% invested in equity funds. I will need Rs 30 lakh in three years to fund my child’s higher education. When should I start moving this money to safer investments, and what is the best way to do it?