UK O2/Tesco Generic Code (Sony, Samsung, Lumia etc)

Description

Networks: O2 UK, Tesco Mobile UK, Giffgaff, Sky Mobile, and Lyca Mobile (O2-based).Models: All Android, Windows Phone, and legacy handsets (Sony, Samsung, Motorola, etc.).Success Ratio: 100% for Clean devices purchased directly from these carriers.Delivery: 8 to 16-digit NCK (Network Code) sent via email or text.Processing Time: typically 1 to 24 hours (official O2/Tesco requests can take up to 7 working days if manufacturer contact is required).