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		bien busque y solo encontre frp con flash tool archivos y format...yo les digo que pude con nck sin archivos ni riesgos ..seleccionamos 0 by cpu -abajo Elbrus y le damos en frp asi sin complicaiones equipo apagado dejo lectura..saludos y exitos
Exe version: NCKDongle AndroidMTK 2.5.8.7
Selected model: ELBRUS
Action: Reset FRP
Reinsert phone battery.
Battery must be charged.
Phone must be off with battery inside.
Please insert USB cable now...
Detected : MediaTek PreLoader USB VCOM (Android) (COM36)
Boot mode: Preloader
Phone detected...Please wait
Using Algo 3.
Helio MT6757 phone detected, swithing to helio api
BBCHIP MT6757
EMMC FW VERSION: 00:00:00:00:00:00:00:00
EMMC CID: 15010057433137 : 000000000000000000
EMMC UA SIZE: 0xe8f800000
BOOT STYLE: EMMC BOOT
FULL LENGTH: 0xe90400000 [58.254 GB]
Status: USB_HIGH_SPEED
Detecting high speed port, wait......
If driver not installed, install high speed port driver.
If not need high speed port, disable it.
After repeat opperation.
Detected : MediaTek DA USB VCOM (Android) (COM42)
-Reading GPT Drive OK
Checking data, wait...
Erasing FRP, wait...
FRP Reset Done.
Wait untill phone will start charging.
All done.
 Exe version: NCKDongle AndroidMTK 2.5.8.7
Selected model: ELBRUS
Action: Reset FRP
Reinsert phone battery.
Battery must be charged.
Phone must be off with battery inside.
Please insert USB cable now...
Detected : MediaTek PreLoader USB VCOM (Android) (COM36)
Boot mode: Preloader
Phone detected...Please wait
Using Algo 3.
Helio MT6757 phone detected, swithing to helio api
BBCHIP MT6757
EMMC FW VERSION: 00:00:00:00:00:00:00:00
EMMC CID: 15010057433137 : 000000000000000000
EMMC UA SIZE: 0xe8f800000
BOOT STYLE: EMMC BOOT
FULL LENGTH: 0xe90400000 [58.254 GB]
Status: USB_HIGH_SPEED
Detecting high speed port, wait......
If driver not installed, install high speed port driver.
If not need high speed port, disable it.
After repeat opperation.
Detected : MediaTek DA USB VCOM (Android) (COM42)
-Reading GPT Drive OK
Checking data, wait...
Erasing FRP, wait...
FRP Reset Done.
Wait untill phone will start charging.
All done.