How to unlock Jazz Digit 4g All versions
1. JAZZ_DIGIT_4G_TO_KAIOS_2.5.2_0_KEY_FIX_FIRMWARE
2. Remove battery and insert battery and power on to check imei
3. Repair imei with your original back sticker printed it is necessary
4. Click remove SIM LOCK & click yes then again click yes
Your phone is unlocked now and enjoy both sim 4G with this magic firmware