Samsung CPID (S26 & F8 Series)

DEVICE PREPARATION 1. Factory reset phone. 2. No Wi-Fi/mobile data after reset. 3. Complete offline setup, no Google account. 4. Enable Developer Options (tap Build Number 7 times). 5. Enable USB Debugging + Stay Awake. 6. Screen Lock: NONE (not Swipe). 7. Turn off Google App Security. 8. No FRP/KG/MDM restrictions. 9. Original USB cable only. 10. Dial *#0808# → MTP + ADB. 11. Keep phone connected and UltraViewer ready. 12. Send USB Debugging, Stay Awake & USB Mode pictures. IMPORTANT RULES QCN BACKUP REQUIRED BEFORE JOB. SEND US THE QCN FILE. QCN TOOL: https:https://drive.google.com/file/d/1u9-JWFw7bCGzq-1t7UWNMqh8q6F01qH8/view?usp=sharing DISCONNECT/RESUBMISSION = NEW CHARGE. CHECK ALL DETAILS BEFORE SUBMITTING.