How often should the transmission fluid be changed?

Does anyone know how often the transmission oil should be changed for a gasoline Korando?

I've driven 80,000 km. Is it time to change the transmission fluid? What type of fluid should I use?

How often should the gear oil be changed for the Rapid?

How often should differential oil be changed?

How often should the transmission fluid be changed? It's been almost two and a half years, and I've driven nearly 40,000 kilometers. The dealership suggests replacing it.

How often should the transmission fluid be changed?

How often should transmission fluid be changed?

How often do you guys change brake fluid? Looking for advice!

How often should the transmission oil be changed?

How often should brake fluid be changed?