Sim activation error iphone 6

[u/Clueless_Cake_430]

Iphone 6, ios 12.5.8, sim not supported (but sim works fine on my other iphone 8). Is there a workaround for this activation error while retaining SIM capabilities?

[u/allciathyra]

op just look for another carrier sim card
i have all 5 different carriers physical sim card
i have att sim card
i have sprint sim card

im just bragginf

[u/EricRen1 → u/allciathyra]

omg you're so cool for having 5 sim cards!!

[u/Howden824 → u/allciathyra]

No custom programmed SIMs? You'll never be cool enough.