The puk code is written on the plastic card that the sim cam framed on ...this is required cause you entered the pin cone wrong way more than 3 times... If you do not have the original plastic card from your Sim ...call the provider and ask for your puk code...it is the only way ...just use another phone on the same company ...and call costumer's support ..it will provide you with the code..for unlocking your Sim card..my advice is not to use a pin code anymore ...if you have the habit in forgetting numbers..or enter a code that you can remember by the letters on the phone...for example a name or something ...
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The puk code is written on the plastic card that the sim cam framed on ...this is required cause you entered the pin cone wrong way more than 3 times...
If you do not have the original plastic card from your Sim ...call the provider and ask for your puk code...it is the only way ...just use another phone on the same company ...and call costumer's support ..it will provide you with the code..for unlocking your Sim card..my advice is not to use a pin code anymore ...if you have the habit in forgetting numbers..or enter a code that you can remember by the letters on the phone...for example a name or something ...
It should be under settings and from there either privacy or security; you just have to search around a little.