Careful handling of the SIM card slot is required due to its delicate nature.
SIM card slot on the upper left side of your Asus Zenfone Max 3.
Insert the iFixit 150mm Flex Extension with a Hex 0.7 bit or SIM card eject tool into the SIM card slot hole.
Gently pry open the SIM card slot using the inserted tool.
Remove the SIM card completely from the phone.
Enter your pincode to see if Cash on Delivery is available in your area.