The current setup for Sick Leave in the system follows MOM Singapore rules, but if you want to change it based on your company policy, you may follow the steps below. Please update both the leave type and the policy as follows:
Leave Type
Go to the Leave module, click Setup and select Leave Type.
Select Leave Type ID as Sick.
Select Leave Function as Sick in the Appearance tab.
Click Save.
Leave Policy
Go to the Leave module, Setup and select Leave Policy.
Select Leave Type ID as Sick.
Change the allocation from System MOM to Sick Leave entitlement.
Click the checked icon to save.