@pradomaycry You have to log in from Instagram web with your username and select i forgot my password and recover it with the email they send you,Then it will automatically log out of all your devices and then doing login again with the new password in the app
I think I managed to solve the problem,You have to log in from Instagram web with your username and select i forgot my password and recover it with the email they send you,Then it will automatically log out of all your devices and then log back in with the new password in the app