how do i find my backup pin when i never knew i had one?

[AC Question]

i combined two lg k7 phones. one older one with cracked screen with my current one which wouldn't charge. when i turned it on it wants back up pin. wtf? i didnt have a regular pin let alone a back up pin
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[H3aTeRzz]

The only way to access the phone, would be to enter the back up pin. If you don't know it, then the only way you can get around it, is to login to your Android Device Manager (web version) and reset your lock code. Other than that, a factory reset would be your only other option.

Chris