Can I donwgrade ls980? [Solved] - GSM-Forum

DIEGOSC · 06-17-2015, 01:21

Hello.
I want to downgrade lg ls980 on lollipop ver. ZVG to Kit kat for unlock

On support are ZV8 and ZVC, which firmware i have to donwload for downgrade?
And are any risk to brick phone?

Tanks.

Octopus box · 06-17-2015, 09:03

Hello.

Please try to reflash the phone with LS980ZV8_13.51097 firmware, then try to perform "Unlock" operation.
Post here results and full Software log of performed operations.

DIEGOSC · 06-18-2015, 02:10

Tank´s a lot. Solved writing that firmware

17/06/2015 01:19:37 p.m. > Checking data...17/06/2015 01:19:38 p.m. > OK
17/06/2015 01:19:38 p.m. > Platform: LG Qualcomm
17/06/2015 01:19:38 p.m. > Selected port: COM17
17/06/2015 01:19:38 p.m. > Selected model: LS980
17/06/2015 01:19:38 p.m. > Reading info...
17/06/2015 01:19:42 p.m. > Model ID: LG-LS980
17/06/2015 01:19:42 p.m. > IMEI: 35xxxxxxxxxxxxx
17/06/2015 01:19:42 p.m. > Android version: 4.2.2
17/06/2015 01:19:42 p.m. > Battery level: 72%
17/06/2015 01:19:44 p.m. > Mode: Emergency
17/06/2015 01:19:44 p.m. > Initializing flash...17/06/2015 01:19:45 p.m. > OK
17/06/2015 01:19:46 p.m. > SW version: LS980ZVG_04
17/06/2015 01:19:46 p.m. > LAF Version: 1.1
17/06/2015 01:19:46 p.m. > Product ID: YE03S140123000911
17/06/2015 01:19:46 p.m. > IMEI: 9xxxxxxxxxxxxxxxxx
17/06/2015 01:19:47 p.m. > Target operator: SPR
17/06/2015 01:19:47 p.m. > Hardware: rev_10
17/06/2015 01:19:47 p.m. > Opening "LS980ZV8_13.51097.oct"...17/06/2015 01:19:47 p.m. > OK
17/06/2015 01:19:47 p.m. > Setting options...17/06/2015 01:19:49 p.m. > OK
17/06/2015 01:19:49 p.m. > Reading partition...17/06/2015 01:19:53 p.m. > OK
17/06/2015 01:19:53 p.m. > Formating USERDATA...17/06/2015 01:19:57 p.m. > OK
17/06/2015 01:19:57 p.m. > Writing PrimaryGPT...17/06/2015 01:19:58 p.m. > OK
17/06/2015 01:19:58 p.m. > Writing modem...17/06/2015 01:20:27 p.m. > OK
17/06/2015 01:20:27 p.m. > Writing sbl1...17/06/2015 01:20:28 p.m. > OK
17/06/2015 01:20:28 p.m. > Writing dbi...17/06/2015 01:20:29 p.m. > OK
17/06/2015 01:20:29 p.m. > Writing aboot...17/06/2015 01:20:30 p.m. > OK
17/06/2015 01:20:30 p.m. > Writing rpm...17/06/2015 01:20:31 p.m. > OK
17/06/2015 01:20:31 p.m. > Writing boot...17/06/2015 01:20:37 p.m. > OK
17/06/2015 01:20:37 p.m. > Writing tz...17/06/2015 01:20:37 p.m. > OK
17/06/2015 01:20:37 p.m. > Writing persist...17/06/2015 01:20:41 p.m. > OK
17/06/2015 01:20:41 p.m. > Writing recovery...17/06/2015 01:20:47 p.m. > OK
17/06/2015 01:20:47 p.m. > Writing laf...17/06/2015 01:20:56 p.m. > OK
17/06/2015 01:20:56 p.m. > Writing system...17/06/2015 01:43:47 p.m. > OK
17/06/2015 01:43:47 p.m. > Writing cache...17/06/2015 01:44:01 p.m. > OK
17/06/2015 01:44:01 p.m. > Writing userdata...17/06/2015 01:51:23 p.m. > OK
17/06/2015 01:51:23 p.m. > Writing BackupGPT...17/06/2015 01:51:24 p.m. > OK
17/06/2015 01:51:24 p.m. > Reading partition...17/06/2015 01:51:28 p.m. > OK
17/06/2015 01:51:28 p.m. > Formating RCT...17/06/2015 01:51:32 p.m. > OK
17/06/2015 01:51:32 p.m. > Formating MPT...17/06/2015 01:51:36 p.m. > OK
17/06/2015 01:51:36 p.m. > Finalizing...17/06/2015 01:51:39 p.m. > OK
17/06/2015 01:51:39 p.m. > Writing firmware done!

06-17-2015, 01:21	#1 (permalink)
DIEGOSC Freak Poster Join Date: Oct 2012 Posts: 133 Member: 1819911 Status: Offline Thanks Meter: 5	Can I donwgrade ls980? [Solved] Hello. I want to downgrade lg ls980 on lollipop ver. ZVG to Kit kat for unlock On support are ZV8 and ZVC, which firmware i have to donwload for downgrade? And are any risk to brick phone? Tanks. Last edited by Octopus box; 06-18-2015 at 08:28.

06-17-2015, 09:03	#2 (permalink)
Octopus box Product Supporter Join Date: Oct 2009 Location: Romania, Bucharest Posts: 99,841 Member: 1146942 Status: Offline Sonork: 100.1587278 Thanks Meter: 27,411	Hello. Please try to reflash the phone with LS980ZV8_13.51097 firmware, then try to perform "Unlock" operation. Post here results and full Software log of performed operations.

06-18-2015, 02:10	#3 (permalink)
DIEGOSC Freak Poster Join Date: Oct 2012 Posts: 133 Member: 1819911 Status: Offline Thanks Meter: 5	Tank´s a lot. Solved writing that firmware 17/06/2015 01:19:37 p.m. > Checking data...17/06/2015 01:19:38 p.m. > OK 17/06/2015 01:19:38 p.m. > Platform: LG Qualcomm 17/06/2015 01:19:38 p.m. > Selected port: COM17 17/06/2015 01:19:38 p.m. > Selected model: LS980 17/06/2015 01:19:38 p.m. > Reading info... 17/06/2015 01:19:42 p.m. > Model ID: LG-LS980 17/06/2015 01:19:42 p.m. > IMEI: 35xxxxxxxxxxxxx 17/06/2015 01:19:42 p.m. > Android version: 4.2.2 17/06/2015 01:19:42 p.m. > Battery level: 72% 17/06/2015 01:19:44 p.m. > Mode: Emergency 17/06/2015 01:19:44 p.m. > Initializing flash...17/06/2015 01:19:45 p.m. > OK 17/06/2015 01:19:46 p.m. > SW version: LS980ZVG_04 17/06/2015 01:19:46 p.m. > LAF Version: 1.1 17/06/2015 01:19:46 p.m. > Product ID: YE03S140123000911 17/06/2015 01:19:46 p.m. > IMEI: 9xxxxxxxxxxxxxxxxx 17/06/2015 01:19:47 p.m. > Target operator: SPR 17/06/2015 01:19:47 p.m. > Hardware: rev_10 17/06/2015 01:19:47 p.m. > Opening "LS980ZV8_13.51097.oct"...17/06/2015 01:19:47 p.m. > OK 17/06/2015 01:19:47 p.m. > Setting options...17/06/2015 01:19:49 p.m. > OK 17/06/2015 01:19:49 p.m. > Reading partition...17/06/2015 01:19:53 p.m. > OK 17/06/2015 01:19:53 p.m. > Formating USERDATA...17/06/2015 01:19:57 p.m. > OK 17/06/2015 01:19:57 p.m. > Writing PrimaryGPT...17/06/2015 01:19:58 p.m. > OK 17/06/2015 01:19:58 p.m. > Writing modem...17/06/2015 01:20:27 p.m. > OK 17/06/2015 01:20:27 p.m. > Writing sbl1...17/06/2015 01:20:28 p.m. > OK 17/06/2015 01:20:28 p.m. > Writing dbi...17/06/2015 01:20:29 p.m. > OK 17/06/2015 01:20:29 p.m. > Writing aboot...17/06/2015 01:20:30 p.m. > OK 17/06/2015 01:20:30 p.m. > Writing rpm...17/06/2015 01:20:31 p.m. > OK 17/06/2015 01:20:31 p.m. > Writing boot...17/06/2015 01:20:37 p.m. > OK 17/06/2015 01:20:37 p.m. > Writing tz...17/06/2015 01:20:37 p.m. > OK 17/06/2015 01:20:37 p.m. > Writing persist...17/06/2015 01:20:41 p.m. > OK 17/06/2015 01:20:41 p.m. > Writing recovery...17/06/2015 01:20:47 p.m. > OK 17/06/2015 01:20:47 p.m. > Writing laf...17/06/2015 01:20:56 p.m. > OK 17/06/2015 01:20:56 p.m. > Writing system...17/06/2015 01:43:47 p.m. > OK 17/06/2015 01:43:47 p.m. > Writing cache...17/06/2015 01:44:01 p.m. > OK 17/06/2015 01:44:01 p.m. > Writing userdata...17/06/2015 01:51:23 p.m. > OK 17/06/2015 01:51:23 p.m. > Writing BackupGPT...17/06/2015 01:51:24 p.m. > OK 17/06/2015 01:51:24 p.m. > Reading partition...17/06/2015 01:51:28 p.m. > OK 17/06/2015 01:51:28 p.m. > Formating RCT...17/06/2015 01:51:32 p.m. > OK 17/06/2015 01:51:32 p.m. > Formating MPT...17/06/2015 01:51:36 p.m. > OK 17/06/2015 01:51:36 p.m. > Finalizing...17/06/2015 01:51:39 p.m. > OK 17/06/2015 01:51:39 p.m. > Writing firmware done!