How about unlocking TFW sim locked iphones

The way to unlock any SIM-locked phone is to contact the carrier that “owns” the lock. There is no other way. See→How to unlock your iPhone for use with a different carrier - Apple Support

Not all carriers will unlock a phone; the requirements to unlock vary with the carrier, and most have conditions that you are not in the middle of a contract.

If you mean the SIM itself is locked, contact your carrier for the PUK code to unlock it, or ask the carrier to replace the SIM.

If you mean the phone is locked to a specific carrier contact the carrier the phone is locked to and ask about their unlocking policy, and see→How to unlock your iPhone for use with a different carrier - Apple Support.

Only the carrier the device is locked to has the legal right to unlock it.

Apple can not remove the carrier lock.

No 3rd party can legally remove the lock.

How do I unlock my sims on my iPhone