To apply for a Credit Advance, you are required to dial *164# SEND.
Onscreen message will read (as an example): You are requesting for $2 Credit Advance. This amount plus $0.10 fee will be deducted from your next top up.
Press 1 to continue, Press 2 to cancel.
To check credit balance available, dial *164*1#SEND. To check unpaid credit advance, dial *164*2#SEND.