lg V521 frp fail - GSM-Forum

jmr · 12-18-2018, 11:00

mr andrew can helpme to solved this or can downgrade this model thanks

Mode: Emergency
Model: V521
Read info...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 35628607xxxxxx
Elapsed: 4 secs. --> (v9.59)

Phone mode is DOWNLOAD
Start reset Google Account Lock...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 3562860723xxxxxx
Reset ...
Laf cmd error: LAF_CMD_ERASE fail[LAF_ERROR_UNKNOWN[80000118]].
Error reset locks
Elapsed: 2 secs. --> (v9.59)

Mode: Emergency
Model: V521
Read info...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286072xxxxx

andrew_tm · 12-23-2018, 08:58

Try unlock like M700 and H850.

--

gsm_service4u · 06-30-2019, 04:58

Quote:

Originally Posted by andrew_tm

Try unlock like M700 and H850.

--

Mode: Emergency
Model: M700
Read info...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Elapsed: 6 secs. --> (v9.62)

Phone mode is DOWNLOAD
Start reset FRP...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Detecting write method...
Init write method... fail
Init misc method... fail
Init sign method...
Execute sign method... done
Checking sign method... done
Init EXT4 ... done
Resetting frp...
Laf cmd info: send LAF_CMD_SIGN, retry #1
Laf cmd info: send LAF_CMD_SIGN, retry #2
Laf cmd info: send LAF_CMD_SIGN, retry #3
Laf cmd error: LAF_CMD_SIGN could not write.
Error reset locks
Elapsed: 62 secs. --> (v9.62)

Mode: Emergency
Model: H850
Read info...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Elapsed: 5 secs. --> (v9.62)

Phone mode is DOWNLOAD
Start reset FRP...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Detecting write method...
Init write method... fail
Init misc method... fail
Init sign method...
Execute sign method... done
Checking sign method... done
Resetting...
Laf cmd info: send LAF_CMD_SIGN, retry #1
Laf cmd info: send LAF_CMD_SIGN, retry #2
Laf cmd info: send LAF_CMD_SIGN, retry #3
Laf cmd error: LAF_CMD_SIGN could not write.
Error reset locks
Elapsed: 50 secs. --> (v9.62)

gsm_service4u · 06-30-2019, 19:00

Quote:

Originally Posted by gsm_service4u

Mode: Emergency
Model: M700
Read info...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Elapsed: 6 secs. --> (v9.62)

Phone mode is DOWNLOAD
Start reset FRP...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Detecting write method...
Init write method... fail
Init misc method... fail
Init sign method...
Execute sign method... done
Checking sign method... done
Init EXT4 ... done
Resetting frp...
Laf cmd info: send LAF_CMD_SIGN, retry #1
Laf cmd info: send LAF_CMD_SIGN, retry #2
Laf cmd info: send LAF_CMD_SIGN, retry #3
Laf cmd error: LAF_CMD_SIGN could not write.
Error reset locks
Elapsed: 62 secs. --> (v9.62)

Mode: Emergency
Model: H850
Read info...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Elapsed: 5 secs. --> (v9.62)

Phone mode is DOWNLOAD
Start reset FRP...
Laf Protocol: 01000004
Model name: LG-V521
Software verion: V52120n
Android verion: 7.0
Target operator: TMO
Target country: US
Chipset: msm8952
IMEI: 356286074200994
Detecting write method...
Init write method... fail
Init misc method... fail
Init sign method...
Execute sign method... done
Checking sign method... done
Resetting...
Laf cmd info: send LAF_CMD_SIGN, retry #1
Laf cmd info: send LAF_CMD_SIGN, retry #2
Laf cmd info: send LAF_CMD_SIGN, retry #3
Laf cmd error: LAF_CMD_SIGN could not write.
Error reset locks
Elapsed: 50 secs. --> (v9.62)

After downgrade to V52120L, results are identical, is there sense to downgrade to the very first 7.0 build - V52120F ?

andrew_tm · 06-30-2019, 20:55

No way for this firmware. All bug closed.

--

gsm_service4u · 06-30-2019, 21:16

Quote:

Originally Posted by andrew_tm

No way for this firmware. All bug closed.

--

how is осторус able to get it done on this very build?

anyway what about V52120F the very first 7.0 firmware?

andrew_tm · 06-30-2019, 21:38

Quote:

Originally Posted by gsm_service4u

how is осторус able to get it done on this very build?

anyway what about V52120F the very first 7.0 firmware?

http://forum.gsmhosting.com/vbb/f799...wered-2545768/

where?

--

gsm_service4u · 06-30-2019, 23:27

Quote:

Originally Posted by andrew_tm

http://forum.gsmhosting.com/vbb/f799...wered-2545768/

where?

--

http://forum.gsmhosting.com/vbb/f177.../#post12223613

and

http://forum.gsmhosting.com/vbb/f799.../#post13243942

and

http://forum.gsmhosting.com/vbb/f799.../#post13149314

gsm_service4u · 07-01-2019, 02:50

CONFIRMED

V52120F FRP OFF WORKS WITH СHИMЕЯА for freee

andrew_tm · 07-01-2019, 13:53

Ok. We check this problem.

--

mustafasayad · 09-11-2019, 07:43

this version is difficult 7.0, any solution brothers

SW version: LGV521AT-00-V20l-TMO-US-DEC-01-2017-ARB01+0

12-18-2018, 11:00	#1 (permalink)
jmr No Life Poster Join Date: Oct 2007 Location: Colombia Posts: 1,812 Member: 614683 Status: Offline Sonork: 100.1605379 Thanks Meter: 370	lg V521 frp fail mr andrew can helpme to solved this or can downgrade this model thanks Mode: Emergency Model: V521 Read info... Laf Protocol: 01000004 Model name: LG-V521 Software verion: V52120n Android verion: 7.0 Target operator: TMO Target country: US Chipset: msm8952 IMEI: 35628607xxxxxx Elapsed: 4 secs. --> (v9.59) Phone mode is DOWNLOAD Start reset Google Account Lock... Laf Protocol: 01000004 Model name: LG-V521 Software verion: V52120n Android verion: 7.0 Target operator: TMO Target country: US Chipset: msm8952 IMEI: 3562860723xxxxxx Reset ... Laf cmd error: LAF_CMD_ERASE fail[LAF_ERROR_UNKNOWN[80000118]]. Error reset locks Elapsed: 2 secs. --> (v9.59) Mode: Emergency Model: V521 Read info... Laf Protocol: 01000004 Model name: LG-V521 Software verion: V52120n Android verion: 7.0 Target operator: TMO Target country: US Chipset: msm8952 IMEI: 356286072xxxxx

Thread Tools
Show Printable Version Email this Page
Display Modes
Linear Mode Switch to Hybrid Mode Switch to Threaded Mode

12-23-2018, 08:58	#2 (permalink)
andrew_tm Product Supporter Join Date: Feb 2007 Location: Europe Posts: 8,010 Member: 445973 Status: Offline Thanks Meter: 3,489	Try unlock like M700 and H850. --

06-30-2019, 20:55	#5 (permalink)
andrew_tm Product Supporter Join Date: Feb 2007 Location: Europe Posts: 8,010 Member: 445973 Status: Offline Thanks Meter: 3,489	No way for this firmware. All bug closed. --

07-01-2019, 02:50	#9 (permalink)
gsm_service4u No Life Poster Join Date: Jan 2018 Posts: 574 Member: 2802156 Status: Offline Thanks Meter: 173	CONFIRMED V52120F FRP OFF WORKS WITH СHИMЕЯА for freee

07-01-2019, 13:53	#10 (permalink)
andrew_tm Product Supporter Join Date: Feb 2007 Location: Europe Posts: 8,010 Member: 445973 Status: Offline Thanks Meter: 3,489	Ok. We check this problem. --

09-11-2019, 07:43	#11 (permalink)
mustafasayad Freak Poster Join Date: Feb 2017 Location: Balochistan Posts: 145 Member: 2682425 Status: Offline Thanks Meter: 66	this version is difficult 7.0, any solution brothers SW version: LGV521AT-00-V20l-TMO-US-DEC-01-2017-ARB01+0