White smoke from exhaust?

hi,

White smoke usually appears from burning coolant, as a first step check the coolant level if the level is low then check the link below.

https://www.2carpros.com/articles/white-smoke-or-steam-coming-from-the-exhaust-pipe

If the smoke is dark white more like blue color its from engine is burning oil, as a first step check the oil level excessive oil can enter into the combustion chamber and burn. also check the oil quality if its too old no proper viscosity.
check the link below.

https://www.2carpros.com/articles/blue-smoke-from-engines-exhaust

let us know what happens with you.

thank you.