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Go Back   GSM-Forum > Product Support Sections > Hard/Software Products (official support) > Octopus/Octoplus > Octopus LG/Octoplus LG

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Old 08-12-2019, 16:46   #1 (permalink)
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Smile LG V300L unbrick after FRP unlock [Solved]


Hello! Device had FRP lock. After this operation I had brick.
How to flash backup back to phone file LG_V300L_12-08-2019_13-34-59.dump?

Log file "C:\Program Files (x86)\Octoplus\Octoplus_FRP_Tool\LOG\12-08-2019_13-30-29.log" created (12.08.2019 13:30:31).
INFO : 12.08.2019 13:30:46 > Welcome to Octoplus FRP Tool v.1.7.6.0
INFO : 12.08.2019 13:33:33 > Platform: LG
INFO : 12.08.2019 13:33:33 > Selected model: V300L
WARN : 12.08.2019 13:33:33 > Put the phone into Download Mode:
WARN : 12.08.2019 13:33:33 > 1. Power phone OFF;
WARN : 12.08.2019 13:33:33 > 2. Press and hold "Vol+" button and connect USB cable.
INFO : 12.08.2019 13:33:33 > Searching for a phone. Please wait...
ERROR : 12.08.2019 13:34:03 > No diagnostic ports found!
ERROR : 12.08.2019 13:34:03 > Operation was failed!
INFO : 12.08.2019 13:34:03 > Performed by 1.7.6.0 Software version.
INFO : 12.08.2019 13:34:03 >
INFO : 12.08.2019 13:34:11 > Platform: LG
INFO : 12.08.2019 13:34:11 > Selected model: V300L
WARN : 12.08.2019 13:34:11 > Put the phone into Download Mode:
WARN : 12.08.2019 13:34:11 > 1. Power phone OFF;
WARN : 12.08.2019 13:34:11 > 2. Press and hold "Vol+" button and connect USB cable.
INFO : 12.08.2019 13:34:11 > Searching for a phone. Please wait...
INFO : 12.08.2019 13:34:38 > Found phone on COM32
INFO : 12.08.2019 13:34:38 > Reading info...
INFO : 12.08.2019 13:34:38 > Detected phone model: LGM-V300L
INFO : 12.08.2019 13:34:38 > Mode: Emergency
INFO : 12.08.2019 13:34:38 > Initializing..
INFO : 12.08.2019 13:34:41 > SW version: LGMV300LAT-00-V21s-LGU-KR-MAY-21-2019-64G+0
INFO : 12.08.2019 13:34:41 > Android version: 8.0.0
INFO : 12.08.2019 13:34:41 > Platform: msm8998
INFO : 12.08.2019 13:34:41 > Reading partition...
INFO : 12.08.2019 13:34:52 > Reading BOOT...
INFO : 12.08.2019 13:34:54 > ID: 0005E0E100310000
WARN : 12.08.2019 13:34:54 > Operation is not safe and exist risk to damage the device!
Do You want to continue?
INFO : 12.08.2019 13:34:59 > Backup saved as LG_V300L_12-08-2019_13-34-59.dump file
INFO : 12.08.2019 13:34:59 > Rebooting to Qualcomm 9008 mode...
INFO : 12.08.2019 13:35:05 > Searching for a phone. Please wait...
WARN : 12.08.2019 13:35:45 > "Qualcomm HS-USB QDLoader 9008" device not found. Please, don't disconnect cable, this can damage your device!
Install "Qualcomm USB Driver" then press "Ok" button.
WARN : 12.08.2019 13:39:02 > Put the phone into EDL mode:
WARN : 12.08.2019 13:39:02 > 1. Attach testpoint as shown in Help manual;
WARN : 12.08.2019 13:39:02 > 2. Connect USB cable;
WARN : 12.08.2019 13:39:02 > 3. Release testpoint after 3-5 seconds.
INFO : 12.08.2019 13:39:02 > Searching for a phone. Please wait...
WARN : 12.08.2019 13:39:42 > "Qualcomm HS-USB QDLoader 9008" device not found. Please, don't disconnect cable, this can damage your device!
Install "Qualcomm USB Driver" then press "Ok" button.
WARN : 12.08.2019 13:40:32 > Put the phone into EDL mode:
WARN : 12.08.2019 13:40:32 > 1. Attach testpoint as shown in Help manual;
WARN : 12.08.2019 13:40:32 > 2. Connect USB cable;
WARN : 12.08.2019 13:40:32 > 3. Release testpoint after 3-5 seconds.
INFO : 12.08.2019 13:40:32 > Searching for a phone. Please wait...
WARN : 12.08.2019 13:41:12 > "Qualcomm HS-USB QDLoader 9008" device not found. Please, don't disconnect cable, this can damage your device!
Install "Qualcomm USB Driver" then press "Ok" button.
WARN : 12.08.2019 13:44:51 > Operation was canceled
WARN : 12.08.2019 13:44:51 > Operation was canceled
INFO : 12.08.2019 13:44:51 > Performed by 1.7.6.0 Software version.
INFO : 12.08.2019 13:44:51 >
Log file "C:\Program Files (x86)\Octoplus\Octoplus_FRP_Tool\LOG\12-08-2019_13-30-29.log" closed (12.08.2019 13:44:53).


Log file "C:\Program Files (x86)\Octoplus\Octoplus_FRP_Tool\LOG\12-08-2019_14-15-34.log" created (12.08.2019 14:15:37).
INFO : 12.08.2019 14:15:50 > Welcome to Octoplus FRP Tool v.1.7.6.0
INFO : 12.08.2019 14:19:09 > Platform: LG
INFO : 12.08.2019 14:19:09 > Selected model: V300L
WARN : 12.08.2019 14:19:09 > Put the phone into EDL mode:
WARN : 12.08.2019 14:19:09 > 1. Attach testpoint as shown in Help manual;
WARN : 12.08.2019 14:19:09 > 2. Connect USB cable;
WARN : 12.08.2019 14:19:09 > 3. Release testpoint after 3-5 seconds.
INFO : 12.08.2019 14:19:09 > Searching for a phone. Please wait...
INFO : 12.08.2019 14:19:14 > Connecting...
INFO : 12.08.2019 14:19:16 > Reading info...
INFO : 12.08.2019 14:19:16 > QC HW ID: 0005E0E100310000
INFO : 12.08.2019 14:19:16 > QC CPU: Snapdragon 835 MSM8998
INFO : 12.08.2019 14:19:17 > QC SW VER: 00000000
INFO : 12.08.2019 14:19:17 > Searching loader...
INFO : 12.08.2019 14:19:18 > Sending loaders...
INFO : 12.08.2019 14:19:33 > Loader send successfuly.
INFO : 12.08.2019 14:19:33 > Reconnecting...
INFO : 12.08.2019 14:19:43 > Checking request..
INFO : 12.08.2019 14:19:44 > Checking request..
INFO : 12.08.2019 14:19:45 > Reading partition...
INFO : 12.08.2019 14:19:46 > Reading info...
INFO : 12.08.2019 14:19:48 > Brand: lge
INFO : 12.08.2019 14:19:48 > Model: LGM-V300L
INFO : 12.08.2019 14:19:48 > Device: joan
INFO : 12.08.2019 14:19:48 > Platform: msm8998
INFO : 12.08.2019 14:19:48 > Android version: 8.0.0
INFO : 12.08.2019 14:19:48 > Display ID: OPR1.170623.026
INFO : 12.08.2019 14:19:48 > Searching for signatures...
INFO : 12.08.2019 14:19:48 > Resetting FRP lock..
INFO : 12.08.2019 14:19:48 > Rebooting phone
INFO : 12.08.2019 14:19:51 > Backup saved as lge_LGM-V300L_12-08-2019_14-19-50.dump file
WARN : 12.08.2019 14:19:51 > FRP lock is successfully reseted!
INFO : 12.08.2019 14:19:51 > Performed by 1.7.6.0 Software version.
INFO : 12.08.2019 14:19:51 >
INFO : 12.08.2019 14:37:56 > Platform: LG
INFO : 12.08.2019 14:37:56 > Selected model: V300L
WARN : 12.08.2019 14:37:56 > Put the phone into Download Mode:
WARN : 12.08.2019 14:37:56 > 1. Power phone OFF;
WARN : 12.08.2019 14:37:56 > 2. Press and hold "Vol+" button and connect USB cable.
INFO : 12.08.2019 14:37:56 > Searching for a phone. Please wait...
WARN : 12.08.2019 14:38:03 > Application will be closed now. Please, wait until all operations are finished.
INFO : 12.08.2019 14:38:03 > Performed by 1.7.6.0 Software version.
INFO : 12.08.2019 14:38:03 >
Log file "C:\Program Files (x86)\Octoplus\Octoplus_FRP_Tool\LOG\12-08-2019_14-15-34.log" closed (12.08.2019 14:38:03).
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Old 08-12-2019, 19:59   #2 (permalink)
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Phone detect as Qualcomm HS-USB QDLoader 9008
Phone don't enter in Emergency mode
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Old 08-13-2019, 04:29   #3 (permalink)
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Join Date: Jul 2018
Posts: 17
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Status: Offline
Thanks Meter: 1
Phone was restored by next steps:

- Download firmware *.kzd
- Use Octoplus Pro JTAG Software and select model V300K
- Important!!! Press and hold power button 18 second!!! (otherwise it fails to connect to the device)
- then connect phone to USB and press connect
- Repair LG devices using factory files
- Chose all checks and press Write partitions

Result: phone work!
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The Following User Says Thank You to OnoreServese For This Useful Post:
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