Bright but indirect sunlight. Direct harsh rays should be avoided as they can dry up the soil. Filtering sunlight through curtains work well. You can rotate the plant, once in a while, to encourage even growth.
Every alternate day. Soil should be moist at all times but not soggy/over watered.
The leaf turning yellow is a sign of low humidity. To boost humidity, you can either spray/mist or group it with other houseplants as they add moisture to the air as they breathe.