The new e-SIM is much smaller than the conventional nano-SIM used. It is not like other SIMs. It is a kind of connecting chip. It is attached to the motherboard of the supported device at the time of making the device. It can also be called a fully digital SIM card. But Oppo A96 doesn’t support this feature.
Oppo A96 doesn’t support eSIM. You have to use nano-sized SIM cards on this phone. ESIM is not used in all smartphones. It is used in some specific smartphones. Oppo A96 will not give this feature.