SAMSUNG A310F U3 FRP REMOVE DONE This version of "sBoot" is not supported, try to downgrade "sBoot"! FIX
Welcome to Octoplus Box Samsung software version 2.9.6.2
Card S/N : 0100A380
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To connect SM-J200H phone you have to perform the following steps:
Platform: Samsung Android
Selected port: COM3
Selected model: SM-A310F
Operation: Reset FRP - UART EMMC
Searching for UART interface.. COM4
Connect Samsung Micro UART cable(with 525K resistor), press and hold "Vol-" + "Power" buttons for 15-20 seconds
Searching for device. Please wait...
Phone found.
Rebooting phone in Upload Mode...OK
Please connect phone to USB cable..
Searching for a phone. Please wait...OK
Reading data...
Checking operation...
This version of "sBoot" is not supported, try to downgrade "sBoot"!
Operation was failed!
Performed by 2.9.6.2 Software version.
Selected firmware file: sboot.bin
Please select correct *.oct firmware file!
Selected AP file: C:\Users\NASEER\Downloads\A310F FRP U3 Halabtech\1.tar
Please put the phone into Download Mode and connect USB cable.
To put SM-A310F into Download Mode, You have to perform the following steps:
Advanced mode!
Firmware write started.
Writing BOOTLOADER section...
BOOTLOADER section has been written successfully.
Firmware writing successfully completed.
Performed by 2.9.6.2 Software version.
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Platform: Samsung Android
Selected port: COM3
Selected model: SM-A310F
Operation: Reset FRP - ADB
Searching for a phone (waiting for ADB device)...
Operation was canceled
Performed by 2.9.6.2 Software version.
-----------------------------------------------------------------------------------
Platform: Samsung Android
Selected port: COM3
Selected model: SM-A310F
Operation: Reset FRP - UART EMMC
Searching for UART interface.. COM4
Connect Samsung Micro UART cable(with 525K resistor), press and hold "Vol-" + "Power" buttons for 15-20 seconds
Searching for device. Please wait...
Phone found.
Rebooting phone in Upload Mode...OK
Please connect phone to USB cable..
Searching for a phone. Please wait...OK
Reading data...
Checking operation...OK
Searching for UART interface.. COM4
Connect Samsung Micro UART cable(with 525K resistor), press and hold "Vol-" + "Power" buttons for 15-20 seconds
Searching for device. Please wait...
Phone found.
Resetting FRP lock (1/2 attempt)..success
FRP / Reactivation lock is successfully reseted!
Performed by 2.9.6.2 Software version.

Welcome to Octoplus Box Samsung software version 2.9.6.2
Card S/N : 0100A380
-----------------------------------------------------------------------------------
To connect SM-J200H phone you have to perform the following steps:
- Disconnect USB cable from phone.
- Go to Menu->Settings->More->About Device.
- Tap on "Build number" 7 times to enable developer options.
- Go to Menu->Settings->More->Developer options.
- Turn on "USB Debugging" option.
Platform: Samsung Android
Selected port: COM3
Selected model: SM-A310F
Operation: Reset FRP - UART EMMC
Searching for UART interface.. COM4
Connect Samsung Micro UART cable(with 525K resistor), press and hold "Vol-" + "Power" buttons for 15-20 seconds
Searching for device. Please wait...
Phone found.
Rebooting phone in Upload Mode...OK
Please connect phone to USB cable..
Searching for a phone. Please wait...OK
Reading data...
Checking operation...
This version of "sBoot" is not supported, try to downgrade "sBoot"!
Operation was failed!
Performed by 2.9.6.2 Software version.
Selected firmware file: sboot.bin
Please select correct *.oct firmware file!
Selected AP file: C:\Users\NASEER\Downloads\A310F FRP U3 Halabtech\1.tar
Please put the phone into Download Mode and connect USB cable.
To put SM-A310F into Download Mode, You have to perform the following steps:
- Press and hold "Volume-" + "Home" + "Power ON" keys.
- When phone turns on, press "Volume+" key.
Advanced mode!
Firmware write started.
Writing BOOTLOADER section...
BOOTLOADER section has been written successfully.
Firmware writing successfully completed.
Performed by 2.9.6.2 Software version.
-----------------------------------------------------------------------------------
Platform: Samsung Android
Selected port: COM3
Selected model: SM-A310F
Operation: Reset FRP - ADB
Searching for a phone (waiting for ADB device)...
Operation was canceled
Performed by 2.9.6.2 Software version.
-----------------------------------------------------------------------------------
Platform: Samsung Android
Selected port: COM3
Selected model: SM-A310F
Operation: Reset FRP - UART EMMC
Searching for UART interface.. COM4
Connect Samsung Micro UART cable(with 525K resistor), press and hold "Vol-" + "Power" buttons for 15-20 seconds
Searching for device. Please wait...
Phone found.
Rebooting phone in Upload Mode...OK
Please connect phone to USB cable..
Searching for a phone. Please wait...OK
Reading data...
Checking operation...OK
Searching for UART interface.. COM4
Connect Samsung Micro UART cable(with 525K resistor), press and hold "Vol-" + "Power" buttons for 15-20 seconds
Searching for device. Please wait...
Phone found.
Resetting FRP lock (1/2 attempt)..success
FRP / Reactivation lock is successfully reseted!
Performed by 2.9.6.2 Software version.