[chris-bp]

Originally Posted by MAHESH007

UNLOCK INSTRUCTIONS:
To unlock NEW security type:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Press 'Unlock' button and select 'New Unlock' for direct unlock.

To unlock OLD security type:
1. Power on the phone.
2. Connect the phone to PC with USB cable.
3. Check Samsung modem in device manager, install drivers if needed.
4. Press 'Unlock' button and select 'Unlock' for direct unlock.

To read security codes (all security types):
1. Power on the phone.
2. Connect the phone to PC with USB cable.
3. Check Samsung modem in device manager, install drivers if needed.
4. Press 'Read codes' button to read security codes.

To reset Google account activation lock:
1. ADB must be activated in any way (you can flash sBoot from combination firmware,
make sure, that you are not upgrade sBoot).
2. Connect phone to PC with USB cable, install drivers if needed.
3. Select device in ADB settings.
4. Press 'Reset FRP' to deactivate Google account activation lock.

To reset Google account activation or Samsung reactivation lock:
1. Power on phone in download mode (turn off phone, press vol.down + home + power).
2. Connect phone to PC with USB cable, install drivers if needed.
3. Press 'Reset FRP/React/EE' to deactivate Google/Samsung/EE account activation lock.
(Sometimes needs to perform 'wipe data/factory reset' once more, to complete this locks removal.)

Operation: Reset FRP/React/EE
Selected model: SM-G935FD
Software version: 27.7

Checking local file... not found
Searching server... Ok
Downloading file... Ok
Checking local file... Ok
Searching USB Flash interface... COM30 detected
Setup connection... Ok
Reading data from phone... Ok
Sending data to phone... Ok
Waiting ADB device... timeout
Phone not found

Done with Samsung Tool PRO v.27.7

than phon stuk on startup logo so flash to make live again but
tried several times but frp fails

any one got sure solution ?

I've got unfortunately the same...