✔️Simply get a new Airtel SIM or any SIM that is not more than 3 months of age, or you can easily dial *746# to check your time of SIM registration.
✔️After you have confirmed that you have registered the SIM for not less than 3 months, it shows you are eligible to activate the data.
✔️Now, buy N200 recharge card and load with *126*Pin on that Airtel SIM and check your data balance by dialling *123*1# and you will see 4.6GB data smilling at you. Valid for 30days
To accumulate up to 23GB get a recharge card of #200, 5 pieces and use the above method, u will be able to accumulate up to 23GB of data