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Estoy intentando eliminar FRP (cuenta Google) en un Samsung Galaxy A34 5G – SM-A346B, bit 9 / U9, con Android 14 y Android 15, usando Octoplus FRP, pero la herramienta me lanza error durante el proceso 
Detalles del caso:
Modelo: Samsung Galaxy A34 5G (SM-A346B)
Bit / U: Bit 9 / U9
Versión: Android 14 → intenté también Android 15
Herramienta usada: Octoplus FRP Tool
Error mostrado: (puedo adjuntar el log completo si alguien lo necesita)
Modo usado: Download Mode / ADB intentado también
Drivers instalados correctamente, reconoce el dispositivo pero falla en el paso de comunicación / patch.
tengo este error
Detalles del caso:
tengo este error
Código:
AP:A346BXXS9CYD1
BL:A346BXXS9CYD1
CP:A346BXXS9CYD1
CSC:A346BOXM9CYD1
Welcome to Octoplus FRP Tool v.2.9.0.0
Work ID: 000000000190A120
Platform: SAMSUNG
Selected model: SM-A346B
Please, power phone OFF and connect USB cable or connect phone in Download Mode or connect in BROM Mode via Test Point.
Searching for a phone. Please wait...
Searching for a phone. Please wait...
Found phone on COM7
Reading info...
Brand: SAMSUNG
Model: SM-A346B
Firmware version: A346BXXS9CYD1
Searching for a phone. Please wait...
Found phone on COM7
Connecting...
Backup saved as C:\Program Files (x86)\Octoplus\Octoplus_FRP_Tool\BACKUP\SAMSUNG_SM-A346B_pit_18-10-2025_10-51-54.dump file
Prepairing for change protect status...
Operation was failed!
Performed by 2.9.0.0 Software version.
Work ID: 000000000190A13F
Platform: SAMSUNG
Selected model: SM-A346B
Please, power phone OFF and connect USB cable or connect phone in Download Mode or connect in BROM Mode via Test Point.
Searching for a phone. Please wait...
Searching for a phone. Please wait...
Found phone on COM7
Reading info...
Brand: SAMSUNG
Model: SM-A346B
Firmware version: A346BXXS9CYD1
Searching for a phone. Please wait...
Found phone on COM7
Connecting...
Backup saved as C:\Program Files (x86)\Octoplus\Octoplus_FRP_Tool\BACKUP\SAMSUNG_SM-A346B_pit_18-10-2025_10-53-38.dump file
Prepairing for change protect status...
Operation was failed!
Performed by 2.9.0.0 Software version.