Overwatering is usually the cause of yellowing of the leaves. Never let your plant sit in moist soil, and let it dry out a little bit in between waterings.
Should the leaves of your Swiss cheese plant exhibit wrinkling or curling, it could indicate that the soil is very dry or submerged. Make sure the potting soil you use drains properly.
The presence of black scars on leaves may indicate that they have been burned by sunlight. Keep an eye on your plant during the day to make sure it isn't exposed to the sun for an extended period of time.
This may indicate over- or underwatering. Water the soil completely until it is moist and water starts to flow out of the container's drainage holes, or when the top two inches of soil are dry.
Too little light exposure may be the cause if the leaves on your Swiss cheese plant begin to wither off or do not grow at a typical rate. This plant prefers indirect sunlight that is brilliant.
Monstera is known for its unique appearance, which gardeners adore, due to its fenestration (splitting) behaviour. Too little light is the reason your monstera's leaves aren't separating.