: If the carrier profile does not update, the iOS signature validation system may be rejecting it. Ensure AllowAppleCarrierBundles is explicitly set to true and that the device's iOS version permits unsigned bundles for that specific hardware generation.
For some carriers, you may also need to input GID1 or GID2 values. These are additional parameters that some carriers use for more precise identification. load ipcc via imsi 7
"C:\Program Files (x86)\iTunes\iTunes.exe" /setPrefInt AllowAppleCarrierBundles 1 Use code with caution. Step 2: Prepare the IMSI 7 SIM Card : If the carrier profile does not update,