Ramadan: Can Dua change fate?

Salam Your fate can be changed by hard efforts and duas Without effort dua would not be permitted by Allah. Allah says in the Qur'an that Allah would not change the fate of a tribe if the related tribe do not try hard to make effort for changing their own fate Dua is the weakest way of ibadah (good deed) Hard effort only has the possibility would not be permitted by Allah to change the fate