How do you unlock the simlock of gt e1080f?

To unlock the SIM lock of a Samsung GT-E1080F, you'll typically need to obtain an unlock code from your carrier or a third-party service. Insert a SIM card from a different carrier, and when prompted for the unlock code, enter it carefully. If you don't have the code, contacting your original carrier for assistance is often the best approach, as they may provide it for free or for a fee. Always ensure that the phone is fully charged and backed up before attempting to unlock it.