If you are not the original owner, Vodafone may refuse the free unlock. Proceed to Method 2.
Before you start, verify if it’s actually locked. Insert a SIM card from a different provider (like EE, Three, or O2) and power it on.
Visit the Vodafone Unlock Request page (or your specific country's version) and provide your IMEI number . You can find this on a sticker under the battery or on the device packaging. 3. Using Third-Party Unlocking Services