Q. If someone by mistake lit a Yohrzait candle on the wrong day, and then realized his error, can he extinguish the candle and saved it for the right day.
A. Horav Shlomo Miller’s Shlit’a opinion is that he can extinguish the candle and save it for the right day.
Rabbi A. Bartfeld as revised By Horav Dovid Pam Shlit’a,Horav Aharon Miller Shlit’a and Horav Chanoch Ehrentreu Shlit'a