*Solved* Cannot flash radio / modem (slot not found) - E 2015 Q&A, Help & Troubleshooting

I'm trying to flash a new modem to my XT1527 and I'm following what I've read on it.
Code:
fastboot flash modem NON-HLOS.bin
fastboot erase modemst1
fastboot erase modemst2
fastboot flash fsg fsg.mbn
I'm getting a error message saying the slot 'modem' cannot be found and it just
hangs trying to do the first command infinitely sending.
I'm using the Linux version of ADB and Fastboot and I quite frankly haven't always had the best
of luck with them.
Sometimes I've had issues flashing recoveries with the Linux fastboot and adb (wouldn't work unless on a USB 3.0 port) kept
on sending the new recovery image infinitely without ever ending, I only succeeded after trying it on a USB 3.0 port.
Should those commands be working? Or am I doing something wrong?
Right now it's hard for me to try it on a Windows box.

Never mind seemed to work once I made sure it was actually in a real USB 3.0 port.
Though it still complained of modem slot not being found.
Now is there anyway I can read band support on this thing?
I'm testing to see if I'm going to have the reboot issues with the original modem firmware, or if it's all okay.
Cool I now see AT&T, T-Mobile, and US Cellular (Didn't know it ever supported them) as network providers again, going from 1-5 (AT&T based) of networks supported to 3-5 ain't bad, more then I was expecting.

Related

Moto E 1st Gen - Unroot and Relock Bootloader issue

Hello,
I had been facing problems with my Moto E (1st Gen - XT1022) lately, I factory reset it but it didn't solve the issue.
So I decided to Unroot and Relock the bootloader so that I can take it to a service center.
I was having stock Android Lollipop 5.1 update (old build) when I first rooted it, and since then there was no OTA installed for the newer 5.1 build.
I have downloaded the Factory Firmware for my Moto E [Retail Asia | India | World - XT1022_CONDOR_RETAILDSDS_5.1_LPC23.13-34.8_cid7 (Newer Build)].
I selected it from the list given here and have followed the procedure as mentioned here.
Everything goes well till, at the end of the procedure, when processing the command
Code:
mfastboot.exe oem lock
it shows
Code:
(bootloader) sst lock failure!
OKAY [ 0.012s]
finished. total time: 0.019s
I tried to do so multiple times, but I'm facing the same problem at the last command. The Bootloader status still shows Unlocked and lists Code: 3.
When I start the phone now, it gets stuck on the "Warning Bootloader Unlocked" screen and does not proceed further at all.
I am still able to access the Bootloader menu, but I don't want to try out things just by myself as I'm afraid it'll get hard-bricked.
Please let me know what I can/should do next to get the phone working. If there is any other data/information you guys would need, please let me know.
UPDATE:
I tried to find out the solution to get the bootloader locked, and I found a video on YouTube (I'm not sure if we're allowed to link to Youtube or not, but this might help others as well, hence I've linked it). It helped solve the SST Failure error.
The code mentioned in this guide has just
Code:
mfastboot.exe flash system system.img_sparsechunk.0
mfastboot.exe flash system system.img_sparsechunk.1
mfastboot.exe flash system system.img_sparsechunk.2
Whereas, there are 4 files for system.img_sparsechunk in the stock firmware, so I added one more line to the code
Code:
mfastboot.exe flash system system.img_sparsechunk.0
mfastboot.exe flash system system.img_sparsechunk.1
mfastboot.exe flash system system.img_sparsechunk.2
mfastboot.exe flash system system.img_sparsechunk.3
And now it shows Bootloader Locked, status Code 2 and went past the 'Warning Bootloader Unlocked' Screen, showing the Boot Animation...
BUT is now stuck on the Blue M Logo.
What could/should I do next?
It doesn't relock because probably there is an image with different hash.
But maybe we can fix the issue you had before,can you explakn that one?
Inviato dal mio Moto E utilizzando Tapatalk
Cheez2553 said:
It doesn't relock because probably there is an image with different hash.
But maybe we can fix the issue you had before,can you explakn that one?
Inviato dal mio Moto E utilizzando Tapatalk
Click to expand...
Click to collapse
The phone was not connecting to the mobile network at all. At first, I thought it was the network operator at fault, but when I put the SIM in other phone's, it worked perfectly and I checked with the network operator as well, everything was right on their side. So I tried other SIM cards and I still could not connect to the internet through the mobile network (data roaming, on or not - it never got the E/H/3G signal, just an exclamation mark next to the network signal).
I had installed WiFi Kill, dSploit, etc. a week back or so (which I think might be the reason behind the problem). The phone was not able to send files via Bluetooth to any devices, even after pairing up - unsuccessful. And also, the phone could not detect connection to PC, nor could the PC detect connection of mobile... but the phone showed the Charging signal (USB). I thought it were the drivers, but that too was fine. It didn't connect to other computers either (tried usb debugging - on/off, mtp, ctp, etc.). Other mobiles connected perfectly using the same PC/USB cables, etc.
So I contacted Motorola and told them about the issue, they asked me to go to the service center as it was not solved even if the phone had been factory reset and the problems were still recurring... I finally had to think of Unrooting and Relocking so I could visit one.
Also, if you say that it might be because of a different firmware image, should I try putting the Android Kitkat 4.4.4 or older 5.1 firmware given in the list?
Locking the Bootloader is not the priority, because my phone isn't even starting anymore... its just stuck at the 'Warning Bootloader Unlocked' screen.
Please help.

IMEI not showing up in Fastboot... while beeing recognized in stock system

hello guys, yesterday i just thought lets reflash a .kdz, because my phone was having problems with the MAC adress on Lineage.
i flashed v20d, phone worked, MAC was still 00:00:00:00:00, but i thought tf, i dont care, lets unlock and flash lineage again.
then i suddently realised that my unlock.bin didnt work.
if i check imei it says:
fastboot getvar imei
imei:
finished. total time: 0.016s
empty? the system recognizes the IMEI... maybe wrong bootloader/modem? i cant flash any bootloaders nor modems, because of my bootloader beeing locked/unlockable.
have a nice day
EDIT: thanks to my dumbness searching a whole night everywhere and trying to dump nv/reset imei and other (maybe even illegal) things i found a thread that describes the same situation:
flash .kdz in UPGRADE mode, then immediatly (without reboot) boot into stock recovery (which means data wipe). after this fastboot found my real IMEI.

A3 bricked after trying to flash stock and relock

I followed the instructions here to unlock the A3 bootloader and these instructions to install TWRP and Magisk.
After toying around with things, losing Google Play certification and having push notifications in doze/app standby mode stop working, I decided to revert things back to stock and relock the bootloader.
Before modifying things, my phone was running the EU ROM with the November security patch: V10.3.12.0.PFQEUXM. I went here and downloaded the stock image archive for that version.
I use Linux, so I ran the flash_all_lock.sh script and everything seemed to work without any issues. There were no error messages and all the images seemed to be flashed successfully. At the end of the steps, the script locked the bootloader and the phone rebooted. It then showed the Android One logo for a second then immediately went into fastboot mode. I rebooted it again and this cycle repeated. If I tell fastboot to continue, I get this error:
Code:
$ fastboot continue
resuming boot...
FAILED (remote: Failed to load image from partition: Load Error)
finished. total time: 0.001s
I tried to reflash the images again, but I understandably get an error because the bootloader is locked now. Naturally, I tried to run the fastboot commands to unlock it again, but that also fails, presumably because I can't boot into the OS to toggle the developer option's "Allow OEM unlocking" switch:
Code:
$ fastboot flashing unlock
...
FAILED (remote: Flashing Unlock is not allowed
)
finished. total time: 0.000s
At this stage, I throw up my hands in failure and presume the device is now totally bricked. After taking a few days to relax about it, I figured I would ask on here if anyone has any thoughts that could help. I fully expect the handset to need replaced and will accept the responsibility for breaking it, although I don't know how I managed to break it.
Is there some way to unlock the bootloader now when I'm not able to actually boot into Android to toggle the option to allow unlocking it? Is the device just FUBAR at this stage? I feel like there would be some way to fix this, but I'm at a loss as to how without some help.
dephekt said:
I followed the instructions here to unlock the A3 bootloader and these instructions to install TWRP and Magisk.
After toying around with things, losing Google Play certification and having push notifications in doze/app standby mode stop working, I decided to revert things back to stock and relock the bootloader.
Before modifying things, my phone was running the EU ROM with the November security patch: V10.3.12.0.PFQEUXM. I went here and downloaded the stock image archive for that version.
I use Linux, so I ran the flash_all_lock.sh script and everything seemed to work without any issues. There were no error messages and all the images seemed to be flashed successfully. At the end of the steps, the script locked the bootloader and the phone rebooted. It then showed the Android One logo for a second then immediately went into fastboot mode. I rebooted it again and this cycle repeated. If I tell fastboot to continue, I get this error:
Code:
$ fastboot continue
resuming boot...
FAILED (remote: Failed to load image from partition: Load Error)
finished. total time: 0.001s
I tried to reflash the images again, but I understandably get an error because the bootloader is locked now. Naturally, I tried to run the fastboot commands to unlock it again, but that also fails, presumably because I can't boot into the OS to toggle the developer option's "Allow OEM unlocking" switch:
Code:
$ fastboot flashing unlock
...
FAILED (remote: Flashing Unlock is not allowed
)
finished. total time: 0.000s
At this stage, I throw up my hands in failure and presume the device is now totally bricked. After taking a few days to relax about it, I figured I would ask on here if anyone has any thoughts that could help. I fully expect the handset to need replaced and will accept the responsibility for breaking it, although I don't know how I managed to break it.
Is there some way to unlock the bootloader now when I'm not able to actually boot into Android to toggle the option to allow unlocking it? Is the device just FUBAR at this stage? I feel like there would be some way to fix this, but I'm at a loss as to how without some help.
Click to expand...
Click to collapse
I am new to this, my phone also seemed unusable and with the application "miflash" through windows, I put the official rom and came back to life.
It also happened to me that I had to change the USB port on the PC so that it didn't fail me ...
(I am using a translator)
marceloariel said:
I am new to this, my phone also seemed unusable and with the application "miflash" through windows, I put the official rom and came back to life.
It also happened to me that I had to change the USB port on the PC so that it didn't fail me ...
(I am using a translator)
Click to expand...
Click to collapse
Thanks for the reply. I actually tried this as well but it did not work. MiFlash just appears to be running the flash_all_lock.bat script on Windows and it failed because the bootloader was not already unlocked according to its debug logs when I ran it. I should have mentioned that above.
Not sure if it will help but did you try a factory reset?
Press and hold the Power+Volume Down buttons untill you see the android with the no command. Press and hold the Power button. Press and release the Volume Up button once then release the Power button. Then you should see some recovery options.
In can't get the phone to boot into recovery. Holding power and volume down just speedily reboots the phone into fastboot over and over. Using the volume up button instead just reboots the phone very fast. I never see the no command android.
dephekt said:
I followed the instructions here to unlock the A3 bootloader and these instructions to install TWRP and Magisk.
After toying around with things, losing Google Play certification and having push notifications in doze/app standby mode stop working, I decided to revert things back to stock and relock the bootloader.
Before modifying things, my phone was running the EU ROM with the November security patch: V10.3.12.0.PFQEUXM. I went here and downloaded the stock image archive for that version.
I use Linux, so I ran the flash_all_lock.sh script and everything seemed to work without any issues. There were no error messages and all the images seemed to be flashed successfully. At the end of the steps, the script locked the bootloader and the phone rebooted. It then showed the Android One logo for a second then immediately went into fastboot mode. I rebooted it again and this cycle repeated. If I tell fastboot to continue, I get this error:
Code:
$ fastboot continue
resuming boot...
FAILED (remote: Failed to load image from partition: Load Error)
finished. total time: 0.001s
I tried to reflash the images again, but I understandably get an error because the bootloader is locked now. Naturally, I tried to run the fastboot commands to unlock it again, but that also fails, presumably because I can't boot into the OS to toggle the developer option's "Allow OEM unlocking" switch:
Code:
$ fastboot flashing unlock
...
FAILED (remote: Flashing Unlock is not allowed
)
finished. total time: 0.000s
At this stage, I throw up my hands in failure and presume the device is now totally bricked. After taking a few days to relax about it, I figured I would ask on here if anyone has any thoughts that could help. I fully expect the handset to need replaced and will accept the responsibility for breaking it, although I don't know how I managed to break it.
Is there some way to unlock the bootloader now when I'm not able to actually boot into Android to toggle the option to allow unlocking it? Is the device just FUBAR at this stage? I feel like there would be some way to fix this, but I'm at a loss as to how without some help.
Click to expand...
Click to collapse
Try
Code:
$ fastboot set_active a
. This is an issue with the flashing script. Before the line fastboot $* flashing lock command it should have fastboot $* set_active a. Your phone is not booting to system partition because the bootloader wasn't told which partition (a/b) to boot from.
sensig said:
Try
Code:
$ fastboot set_active a
. This is an issue with the flashing script. Before the line fastboot $* flashing lock command it should have fastboot $* set_active a. Your phone is not booting to system partition because the bootloader wasn't told which partition (a/b) to boot from.
Click to expand...
Click to collapse
The issue is caused by fastboot rom containing dummy system_b image and flashing script "forgetting" to force partition A as active. If a phone has B as an active partition and someone uses flash_all_lock.bat script, the phone's screwed. No idea what brought Xiaomi to this "brilliant" idea, not only there is a higher chance to brick the phone, but the zip file is also unnecessarily larger.
With locked bootloader it isn't possible to switch active partition anymore, so the phone is a (semi)brick. EDL mode is usually used to reflash locked bootloaders.
Idk, but I was flashing stock again after failed attemp to flash pixel experiance.Partition was set to B, after flash it wont boot, but I dont know why fastboot set_active b wouldnt work so I had to flash TWRP get into twrp set partitoin to A and flash stock rom again. Try that
debilinkredibile said:
Idk, but I was flashing stock again after failed attemp to flash pixel experiance.Partition was set to B, after flash it wont boot, but I dont know why fastboot set_active b wouldnt work so I had to flash TWRP get into twrp set partitoin to A and flash stock rom again. Try that
Click to expand...
Click to collapse
There are two commands for setting active partition, depending on the fastboot version. It's either old
fastboot set_active a
or newer
fastboot --set-active=a
debilinkredibile said:
Idk, but I was flashing stock again after failed attemp to flash pixel experiance.Partition was set to B, after flash it wont boot, but I dont know why fastboot set_active b wouldnt work so I had to flash TWRP get into twrp set partitoin to A and flash stock rom again. Try that
Click to expand...
Click to collapse
if you open flashing script file (.bat or .sh) in a text editor, you will see that fastboot is flashing system.img to system_a partition and system_other.img to system_b partition. That system_other.img is a dummy image and is not bootable. You either:
Option 1: Set active partition to A before running any stock flashing script.
Option 2: Replace system_other.img to system.img in the script.
Option 3: Force partition A after flashing userdata.img and before any lock or reboot command.
dephekt said:
In can't get the phone to boot into recovery. Holding power and volume down just speedily reboots the phone into fastboot over and over. Using the volume up button instead just reboots the phone very fast. I never see the no command android.
Click to expand...
Click to collapse
I am in the same exact position with my Mi A3... did you ever resolve this and if so how?
mewcatchew said:
I am in the same exact position with my Mi A3...
Click to expand...
Click to collapse
What causes led to this behavior ?
htn711 said:
What causes led to this behavior ?
Click to expand...
Click to collapse
Stock rom was flashed in slot B instead of A and "flash all lock option" was checked off in mi flash (default setting). If I didnt know any better i'd think Xiaomi does this on purpose. I will never buy another Xiaomi.
mewcatchew said:
Stock rom was flashed in slot B instead of A and "flash all lock option" was checked off in mi flash (default setting). If I didnt know any better i'd think Xiaomi does this on purpose. I will never buy another Xiaomi.
Click to expand...
Click to collapse
You can't blame xiaomi for your negligence.
If you don't know what you are doing then either don't do it or ask people here on the forums or do some research yourself.
Of course xiaomi are going to have the flash all lock option enabled by default because the only time people would really use mi flash is to completely revert back to stock.
All information on miflash online will tell you make slot a active slot before flashing in mi flash.
Most manufacturers are the same nowadays anyway it's not just xiaomi.
All relevant information is there you just didn't read it/weren't careful when you flashed.
Don't ever be afraid to ask a question here on the forums if your not sure, you will get help even if you think the question is too noob or stupid.
You can always try get your system up and going through edl mode but you will need someone with a verified xiaomi account to help you.
Always read the relevant information before trying anything on your device.
To say you won't buy xiaomi again is silly seeing as it was a mistake on your behalf, "I cut my finger so that means all knives are crap" is kinda how it sounds
mewcatchew said:
Stock rom was flashed in slot B instead of A and "flash all lock option" was checked off in mi flash (default setting).
Click to expand...
Click to collapse
Due to the fact that i am a beginner in this business i also had my first encounter with the locked situation.
Did you read this: https://forum.xda-developers.com/showpost.php?p=81533691&postcount=22
...like garylawwd mentioned read/understand what you are doing BEFORE you do it.
After playing around with this device and read nearly everything about this topic here at xda i can say:
everything you need to know is here.
garylawwd said:
You can't blame xiaomi for your negligence.
If you don't know what you are doing then either don't do it or ask people here on the forums or do some research yourself.
Of course xiaomi are going to have the flash all lock option enabled by default because the only time people would really use mi flash is to completely revert back to stock.
All information on miflash online will tell you make slot a active slot before flashing in mi flash.
Most manufacturers are the same nowadays anyway it's not just xiaomi.
All relevant information is there you just didn't read it/weren't careful when you flashed.
Don't ever be afraid to ask a question here on the forums if your not sure, you will get help even if you think the question is too noob or stupid.
You can always try get your system up and going through edl mode but you will need someone with a verified xiaomi account to help you.
Always read the relevant information before trying anything on your device.
To say you won't buy xiaomi again is silly seeing as it was a mistake on your behalf, "I cut my finger so that means all knives are crap" is kinda how it sounds
Click to expand...
Click to collapse
Theres always a fanboy in the crowd. Whoever programmed the batch file at Xiaomi made an error on wich slot it shouldve been flashed to. I've flashed devices a 100 times and never had an issue like this until i got a Xiaomi.
Now did I miss I needed to be on slot A? Yes I did. Still its Xiaomi's error for releasing botched firmware. How exactly do I find someone with EDL authorized account in US? If you have one, or if you can point me to someone who has one i'd be happy as a clam.
As a side note, my mother is from Cork.
---------- Post added at 02:40 PM ---------- Previous post was at 02:30 PM ----------
htn711 said:
Due to the fact that i am a beginner in this business i also had my first encounter with the locked situation.
Did you read this: https://forum.xda-developers.com/showpost.php?p=81533691&postcount=22
...like garylawwd mentioned read/understand what you are doing BEFORE you do it.
After playing around with this device and read nearly everything about this topic here at xda i can say:
everything you need to know is here.
Click to expand...
Click to collapse
Did you read my posts? I get "locked state error" with fastboot commands. I can reboot bootlader in fastboot, and it tjust reboots into fastboot - thats just about all i can do. It wont let me change anything, can only get info and reboot...
mewcatchew said:
Theres always a fanboy in the crowd. Whoever programmed the batch file at Xiaomi made an error on wich slot it shouldve been flashed to. I've flashed devices a 100 times and never had an issue like this until i got a Xiaomi.
Now did I miss I needed to be on slot A? Yes I did. Still its Xiaomi's error for releasing botched firmware. How exactly do I find someone with EDL authorized account in US? If you have one, or if you can point me to someone who has one i'd be happy as a clam.
As a side note, my mother is from Cork.
Click to expand...
Click to collapse
Not a fanboy by any stretch of the imagination I just don't see it as an error on there behalf. They gave all relevant information on how to flash.
Someone already pointed out in a different thread of a guy that has the account here on XDA but I can't remember where I seen it. @_mysiak_ can you please let this guy know who has the verified mi account.
I hope you can get your device up and going and I do understand how frustrating this must be but it is fixable.
Hey maybe you can come visit Ireland with your mother and we can sort out the device then :laugh: joke
garylawwd said:
Not a fanboy by any stretch of the imagination I just don't see it as an error on there behalf. They gave all relevant information on how to flash.
Someone already pointed out in a different thread of a guy that has the account here on XDA but I can't remember where I seen it. @_mysiak_ can you please let this guy know who has the verified mi account.
I hope you can get your device up and going and I do understand how frustrating this must be but it is fixable.
Hey maybe you can come visit Ireland with your mother and we can sort out the device then :laugh: joke
Click to expand...
Click to collapse
mysiak did message me and I messaged the guy he pointed me to, havent gotten a response. Also pointed to a russian site that i dont trust.
mewcatchew said:
mysiak did message me and I messaged the guy he pointed me to, havent gotten a response. Also pointed to a russian site that i dont trust.
Click to expand...
Click to collapse
Ya I wouldn't go trusting some random Russian site either. I don't think there is anything you can do without either
A) going into edl and using a verified mi account
B) bringing it to a service centre (which nobody wants to do)
In fastboot you can't get any commands to work now right? Your device is fully locked again?
mewcatchew said:
mysiak did message me and I messaged the guy he pointed me to, havent gotten a response. Also pointed to a russian site that i dont trust.
Click to expand...
Click to collapse
That Russian site is run by the XDA guy from what I understood. There are other paid services which have Xiaomi service accounts, I only pointed you to the cheapest "verified" eshop. Just Google another one if you don't trust Russians. All of them will need to connect to your PC over Teamviewer and do the flashing, you will just follow the instructions (connect the phone, reboot it etc.).

V600TM Root/Unlocking Issues

Greetings all,
I am having trouble attempting to root or even unlock the bootloader on my V60 (LM-V600TM), Android V11. Many guides online seem to gloss over needing the bootloader unlocked before root. TMALSS; I'm not sure if the non-international version can be bootloader unlocked and/or if I can root without needing this. Long version of what I've tried is below:
When following this guide on xda using KDZ,
I am getting stuck at Section 11.1.2:
Code:
C:\adb-platform-tools>fastboot flash frp frp.img
Sending 'frp' (512 KB) FAILED (remote: 'Download is not allowed on locked devices')
fastboot: error: Command failed
Thus to unlock the bootloader, I am following a guide from TWRPupdate:
It says to perform 'adb reboot bootloader' and then 'fastboot oem device-id':
Code:
C:\adb-platform-tools>fastboot device-id
fastboot: usage: unknown command device-id
My phone only reboots into normal mode whenever running reboot bootloader command within ADB.
I can run fastboot commands when I run 'adb reboot fastmode' but I don't believe this is true fastmode. As I have tried everything mentioned here, such as cables or different computers. Essentially most fastboot commands I've tried do not work except for showing my device as listed / connected.
I have also tried the drivers from LG / Google / ADB separately. And on 2 computers.
Is it possible that I don't have rescue mode or a bootloader still? As I get a black screen when entering recovery mode (but my computer recognizes A device), but adb nor fastboot does. I used to see the recovery screen logo, but I stopped seeing this screen either after updating to Android V11 or reading/backing-up the partitions in QFIL.
In last resort, I have tried rooting via patching the boot image using Magisk v23. I downloaded the firmware for my carrier, converted the KDZ to DZ via Python, and extracted the boot.img_117638 file. Given the file is 0 bytes with nothing in text edit, I still converted it to an img file. But in the kdztools android app, when I select this image file and run, I get:
Code:
!Invalid input file
!Installation failed
I'm guessing the boot.img file should have some data in it. But I'm not sure this method would even work due to the fastboot issues, especially with 'download to device' errors.
-------
I'm just at a standstill on what to even try next. I don't see many people having this much trouble unlocking/rooting their v60. Did the OTA Android v.11 break the root-ability?!
PS: Debugging and OEM unlock are both set in developer options. I can also list drivers used if need.
Thanks for the help in advance!
While digging I also found a post by alexenferman whom managed to use QFIL to root many older ZTE smartphones. They state it may but likely won't work on newer flagship phones. It's a great tutorial I'll have to try soon, but is there a reason it likely won't work here?
kyij said:
Greetings all,
I am having trouble attempting to root or even unlock the bootloader on my V60 (LM-V600TM), Android V11.
When following this guide on xda using KDZ,
I am getting stuck at Section 11.1.2:
Code:
C:\adb-platform-tools>fastboot flash frp frp.img
Sending 'frp' (512 KB) FAILED (remote: 'Download is not allowed on locked devices')
fastboot: error: Command failed
Click to expand...
Click to collapse
Why are you even in section 11.1? You have a v600TM ... a TMobile version. Not a Verizon version. Stop. Just stop. Jump to 11.2.
If you have gotten the engineering bootloader in place, you should be good to go with 11.2.
[NG]Owner
NGOwner said:
Why are you even in section 11.1? You have a v600TM ... a TMobile version. Not a Verizon version. Stop. Just stop. Jump to 11.2.
If you have gotten the engineering bootloader in place, you should be good to go with 11.2.
[NG]Owner
Click to expand...
Click to collapse
Haha, I remember reading that and still continued
I am on Verizon myself using this TM model. I know the phone was unlocked to the point where I could use it with Verizon. I even got 5g using my old 4g sim card.
Anyhow.. I have tried using that command already, and get the same 'command not supported issue'.
Code:
C:\adb-platform-tools>fastboot devices
LMV600TMc40cxxxx fastboot
C:\adb-platform-tools>fastboot oem unlock
FAILED (remote: 'Command not supported in default implementation')
fastboot: error: Command failed
Again have tried different computers and cables as I've read fastboot can be pretty picky too.
Did you select/enable OEM unlock within the Developer Options under Settings/System?
[NG]Owner
NGOwner said:
Did you select/enable OEM unlock within the Developer Options under Settings/System?
[NG]Owner
Click to expand...
Click to collapse
Yes I do, I have turned it off and back on as well.
Well then at this point, I'm tapped out. Smarter folks than me will need to step in and take up the mantle.
[NG]Owner
I ended up posting a form to reddit where about 10 people insisted I did something wrong, and with little surprise -- I did.
I did not flash the engineering bootloader after saving a copy.
Makes a lot more sense since it seemed like a lot of steps to backup without actually doing anything
Thanks NG for the help too!
are you success to unlock bootloader yet. if no i will show you
adb reboot fastboot> select reboot bootloader on your phone> fastboot oem unlock

TWRP Install on LG V60 ThinQ

Hi, so I have been having serious issues with store bought phones where there supper slow and laggy and but I only have a selection of them with my current cell provider because there Version only based with a Bring Your Own Phone sim kit option on the side. I've got a LG V60 Thinq and when attempting to use my sim card with it its instantly blocked with a message saying "Non Verizon Sim Card Inserted" then gets 4 bars of 5g for a few seconds then gets disconnected because something in the software. Anyway enough with my story and what I'm actually trying to do is install TWRP onto the a LG V60 Thinq so I can then load a GSI (generic system image) of some kind in hopes that the silly Verizon program wont be there any more to kill my sim card's apn settings and void its ability to connect to the cell tower. I'm just wondering if anyone has installed TWRP on a LG V6 Thinq and if so where am I going wrong with fallowing allot of the guides available for the installation procedure? I'm only able to do the part where you enable developer mode on the phone then from there I can run the 'adb devices' command on the pc which will return that the phone is connected to the usb cable through the platform-tools utility but then each time I go to do a flash of the TWRP.img file using 'fastboot flash twrp.img' I only get a "waiting for any device" message and that's it. I cant get any further then that. Can someone give me any advice on what to do or what I'm doing wrong please? I've done read about every possible google result on flashing TWRP onto the LG V60 Thinq and this forum seems like its the most cutting edge for any thing related to what I'm attempting. Anyway thanks.
Welcome to the forum,
I'm having trouble reading and understanding your "wall of text".
I recommend you organize your thoughts better and use paragraphs in the future.
I did notice your flash command is wrong. For the V60 it should be:
fastboot flash recovery_a twrp.img
fastboot flash recovery_b twrp.img
Look around the forum more. There are threads that specifically mention TWRP for the V60.

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