Hazrat Aisha Radiallah Anha stated that I asked Rasool Allah (pbuh), "If I find Lailatul Qadar then what should I do? He (pbuh) said, recite this Dua.

"O Allah! You are the Forgiver and You like forgiving so forgive me” + Nafil Namaz + Dhikr + Dua + Charity & as much good deeds as possible :-)