A window popped up instantly. Two long strings of numbers appeared, matching the sticker on the back perfectly. He inserted a test SIM card, and within seconds, four bars of LTE filled the top corner. The Connection
Professional technicians typically use specialized "service boxes" or software suites to handle IMEI restoration for the c7100 imei repair
This is the most reliable method but requires a paid license for the software. A window popped up instantly