LG K20 (lmx120emw) Bootloader and Recovery - LG K20 Plus Guides, News, & Discussion

Hi, everybody,
I have an LG K20 (lmx120emw) I'd like to install a custom recovery.
So I need to unlock the bootloader, then install the custom recovery.
From developer settings I have enabled OEM unlocking and USB debugging.
From ADB I can see the device with "adb devices".
When I go to reboot it in fastboot mode "adb reboot bootloader" it only reboots my mobile phone.
Moreover I ask: can you link me the TWRP (or antheor custom rom) and the package for the root for this mobile phone?
Thank you.

tattare1987 said:
Hi, everybody,
I have an LG K20 (lmx120emw) I'd like to install a custom recovery.
So I need to unlock the bootloader, then install the custom recovery.
From developer settings I have enabled OEM unlocking and USB debugging.
From ADB I can see the device with "adb devices".
When I go to reboot it in fastboot mode "adb reboot bootloader" it only reboots my mobile phone.
Moreover I ask: can you link me the TWRP (or antheor custom rom) and the package for the root for this mobile phone?
Thank you.
Click to expand...
Click to collapse
This is for the k20 plus. You might actually have better luck hitting up Android forums, they've had a good track record with phone's almost nobody sees.
(Also, that's cool af. How you get a dual module camera.)

Related

how to root lenovo a6600 plus

Do anyone know
Your device must have atleat 60% of charge.
Goto Settings -> Security and enable the "Unknown sources".
For your safety, please take backup of your importent stuffs.
Turn on USB debugging mode from Developer Options on your Lenovo A6600 Plus. To turn on USB debugging you have to enable Developer options, GoTo settings -> About and tap multiple times on build number.
A working windows PC.
Steps to install TWRP on Lenovo A6600 Plus
Goto official TWRP page and download twrp-2.8.x.x-xxx.img file for your Lenovo A6600 Plus. Keep twrp-2.8.x.x-xxx.img file in a separate folder.
Your PC must have ADB & fastboot installed and configured. For quick installation try 15 Second ADB installer.
Now connect your device to your PC and goto twrp folder and press and hold shift then rightclick on white space and "Open command window here".
Now type following commands at command prompt.
"adb reboot bootloader" - to boot your device into bootloader.
after booting into bootloader type "fastboot flash recovery twrp-2.8.x.x-xxx.img" - this will flash TWRP recovery on your Lenovo A6600 Plus.
"fastboot reboot" - to reboot your device.
After reboot type "adb reboot recovery" - to boot into recovery mode.
We strongly suggest you to visit xda-developers, and do some research on the way to root Lenovo A6600 Plus.
Methods to Root Lenovo A6600 Plus without PC
If you Have already installed TWRP :
Download Super SU by chainfire and put it in the root of your internal storage.
Boot into TWRP from your device and install/flash UPDATE-SuperSU-vX.XX.zip zip in your Lenovo A6600 Plus.
Congratualtions, you have successfully rooted your device and installed TWRP.
If your don't have a working TWRP installed then you can try :
Download KingRoot APK and install it on your Lenovo A6600 Plus. After installation go to app drawer and open KingRoot app and click on orange circle("FIX") then wait for some time. Now, Reboot your device.
If you want to istall SuperSU and remove any other apps like KingRoot etc the just download and install SuperSU me apk on you device and follow instructions.
Does it work? Anybody?
no
No not at all
Any one has done rooting?
Try to root usong kingoroot pc version.
its success rate is high.:good:
Need help
Im trying with fastboot to unlock the bootloader, but i have a problem if i enter the fastboot mode, the vol+ button can't work, anyone have a solution with that condition?
I can't find the recovery file. Plz help me.
How to get TWRP for Lenovo a6600 plus (please help??)
Anyone please help,I need TWRP for Lenovo a6600 plus.It is not available in the official site of TWRP . Please help ????
enter fastboot mode
i can enter fastboot mode but i can't find the TWRP file who fix with this device, pls give us the TWRP
A6600 plus can't ubl and root. you can check in fastboot mode "fastboot root".
Adb already detects my device but when I tried to flash recovery img, it shows waiting for device. Someone help me with this
Sent from my [device_name] using XDA-Developers Legacy app
unable to flash recovery img
When I tried to flash recovery img in fastboot mode it show "waiting for device". Please need support
---------- Post added at 06:00 PM ---------- Previous post was at 05:59 PM ----------
ezak said:
Your device must have atleat 60% of charge.
Goto Settings -> Security and enable the "Unknown sources".
For your safety, please take backup of your importent stuffs.
Turn on USB debugging mode from Developer Options on your Lenovo A6600 Plus. To turn on USB debugging you have to enable Developer options, GoTo settings -> About and tap multiple times on build number.
A working windows PC.
Steps to install TWRP on Lenovo A6600 Plus
Goto official TWRP page and download twrp-2.8.x.x-xxx.img file for your Lenovo A6600 Plus. Keep twrp-2.8.x.x-xxx.img file in a separate folder.
Your PC must have ADB & fastboot installed and configured. For quick installation try 15 Second ADB installer.
Now connect your device to your PC and goto twrp folder and press and hold shift then rightclick on white space and "Open command window here".
Now type following commands at command prompt.
"adb reboot bootloader" - to boot your device into bootloader.
after booting into bootloader type "fastboot flash recovery twrp-2.8.x.x-xxx.img" - this will flash TWRP recovery on your Lenovo A6600 Plus.
"fastboot reboot" - to reboot your device.
After reboot type "adb reboot recovery" - to boot into recovery mode.
We strongly suggest you to visit xda-developers, and do some research on the way to root Lenovo A6600 Plus.
Methods to Root Lenovo A6600 Plus without PC
If you Have already installed TWRP :
Download Super SU by chainfire and put it in the root of your internal storage.
Boot into TWRP from your device and install/flash UPDATE-SuperSU-vX.XX.zip zip in your Lenovo A6600 Plus.
Congratualtions, you have successfully rooted your device and installed TWRP.
If your don't have a working TWRP installed then you can try :
Download KingRoot APK and install it on your Lenovo A6600 Plus. After installation go to app drawer and open KingRoot app and click on orange circle("FIX") then wait for some time. Now, Reboot your device.
If you want to istall SuperSU and remove any other apps like KingRoot etc the just download and install SuperSU me apk on you device and follow instructions.
Click to expand...
Click to collapse
When I tried to flash recovery img in fastboot mode it show "waiting for device". Please need support
So the answer is nobody can root lenovo a6600d40, right?
It may be possible to unlock the bootloader with a patched breloader.bin
Unlocking Lenvo A6600d40 bootloader may be possible by flashing a patched preloader.bin ,So can any body make a unlocked preloader for lenevo a6600d40
How to enable camera API 2 on. Lenovo a6600?

How to root blue advance 5.0 and install custom recovery?

I've looked up guides but apparently it's really hard to root the Blu advance 5.0? MY Moto g died recently and I had Lineage OS custom rom. I've rooted moto g and that was super easy, but this looks really difficult to do and I'm afraid to brick my phone that I'm just about to get, and I really want to get more external memory because I think it has like no memory. I also really want to root my phone and I know unlocking the bootloader and installing the custom recovery (twrp) is the only way to do so. So can anyone help a guy out?
Advancedsoda said:
I've looked up guides but apparently it's really hard to root the Blu advance 5.0? MY Moto g died recently and I had Lineage OS custom rom. I've rooted moto g and that was super easy, but this looks really difficult to do and I'm afraid to brick my phone that I'm just about to get, and I really want to get more external memory because I think it has like no memory. I also really want to root my phone and I know unlocking the bootloader and installing the custom recovery (twrp) is the only way to do so. So can anyone help a guy out?
Click to expand...
Click to collapse
Backup ur data before proceeding further.
Try this,
Download adb and Koush Universal adb driver and install them on ur pc, always install the driver first and don't install the drivers adb setup asks u to install.
Run command prompt as administrator.
Open the folder in c drive where adb is installed, u can use file explorer for this.
Press Shift+right click and select open command window here.
Enable USB debugging on your phone and connect it to the pc by a USB cord.
Enter command "adb devices" without quotation marks.
If it shows some device connected, only then proceed further.
Enter command " adb reboot bootloader"
Enter command " fastboot devices", if it shows some device to be connected, only then proceed further.
Enter command " fastboot oem unlock".
Ur phone may then ask for final confirmation on the phone screen, select yes.
When procedure completes, type "fastboot reboot" and ur phone will reboot.
U can now use Kingoroot or any other tool for rooting.

Root and install twrp available?

Is it possible to install twrp recovery and root using magisk in this phone or not possible because of mediatek processor?
Bhai have patience , this is Mediatek we all know but another thing to notice is This is MT- g95 SoC ?
Orange state in realme 7 when bootloader unlocked but unable to use fastboot.
I have unlocked my realme 7 bootloader with in-depth test built for realme 6 pro. It is working. But now after unlocking the phone factory resets itself and when trying to go into fastboot mode with ADB command ADB reboot bootloader the fastboot verify check fails all the time. So how to go into fastboot mode after bootloader unlock. This issue never happened when I start in-depth test after permissions. It's very strange that even after unlocking the phone is not booting into fastboot mode while giving error in verification. Guys can anyone knows how to solve this. Please reply asap.
Realme 7 After unlocking the bootloader is not going into fastboot mode again.
Can anyone tell when twrp for realme 7 wipp be available
I think i made a mistake by choosing mtk soc because it's hard chance to get twrp for mtk soc
Simple solution realme 7
Senxco said:
I have unlocked my realme 7 bootloader with in-depth test built for realme 6 pro. It is working. But now after unlocking the phone factory resets itself and when trying to go into fastboot mode with ADB command ADB reboot bootloader the fastboot verify check fails all the time. So how to go into fastboot mode after bootloader unlock. This issue never happened when I start in-depth test after permissions. It's very strange that even after unlocking the phone is not booting into fastboot mode while giving error in verification. Guys can anyone knows how to solve this. Please reply asap.
Click to expand...
Click to collapse
I think your adb driver not working please install adb driver reinstall and verfiy fails problem solve, thanks
No no adb driver is working and tested on other devices. I think the problem is with smartphone serial key ( It shows serial key mismatch and therefore fastboot unlock verify fail in fastboot mode).
To Root you phone:-
Download your device boot image > download magisk manager > patch your device boot image > go to fastboot mode > type in command >fastboot --disable-verity--disable-verification > flash vbmeta (fastboot flash vbmeta (put your vbmeta path here) > flash magisk patched image (fastboot flash boot (put your patched file path here) now reboot your phone it will be rooted if on First boot it didn't then reboot your device

ZTE Blade v9 no Fastboot only Ftm

I want to unlock the bootloader on my ZTE Blade v9 but i can only boot normal in recovery mode and in ftm (Factory Test Mode). In Ftm i can use adb but not with root and without fastboot. If i type in adb "adb reboot bootloader" , its just an normal reboot. When i select reboot to bootloader in the recovery mode too. I can go in Edl on my phone too when i press both volume buttons. So is there a way to go in fastboot? Sorry for my bad english i am german.
Fastboot commands basicallly only work if device's bootloader is unlocked. You do this via enabling in Android Settings -> Developer options -> "OEM unlock", restart device, and run commands
Code:
fastboot devices
fastboot flashing unlock
and again restart device.
The thing is I can't boot into fastboot.
The thing is i can't boot into fastboot.
Kiwilikecookies said:
The thing is i can't boot into fastboot.
Click to expand...
Click to collapse
What do you want to express with this? Do you mean you can't boot into device's bootloader mode?
Code:
adb devices
adb reboot fastboot
What error message do you get when doing what?
Please clarify.
Kiwilikecookies said:
I want to unlock the bootloader on my ZTE Blade v9 but i can only boot normal in recovery mode and in ftm (Factory Test Mode). In Ftm i can use adb but not with root and without fastboot. If i type in adb "adb reboot bootloader" , its just an normal reboot. When i select reboot to bootloader in the recovery mode too. I can go in Edl on my phone too when i press both volume buttons. So is there a way to go in fastboot? Sorry for my bad english i am german.
Click to expand...
Click to collapse
At 4pda is instructions, using service firmware's aboot
ZTE Blade V9 - Обсуждение - 4PDA
ZTE Blade V9 - Обсуждение, Смартфон, 5.7"
4pda.ru
Mentioned here: https://romprovider.com/zte-blade-v9-twrp/
jwoegerbauer said:
What do you want to express with this? Do you mean you can't boot into device's bootloader mode?
Code:
adb devices
adb reboot fastboot
What error message do you get when doing what?
Please clarify.
Click to expand...
Click to collapse
It's only a normal reboot
CXZa said:
At 4pda is instructions, using service firmware's aboot
ZTE Blade V9 - Обсуждение - 4PDA
ZTE Blade V9 - Обсуждение, Смартфон, 5.7"
4pda.ru
Mentioned here: https://romprovider.com/zte-blade-v9-twrp/
Click to expand...
Click to collapse
Thanks i am going to check it out now
Kiwilikecookies said:
Thanks i am going to check it out now
Click to expand...
Click to collapse
I am not able to download the tools.zip file. So what can i do then?
Kiwilikecookies said:
It's only a normal reboot
Click to expand...
Click to collapse
Have you ever tried this?
jwoegerbauer said:
Have you ever tried this?
Click to expand...
Click to collapse
I saw that so often there is not physical camera button or home button. Only a normal camera and with Android a navigation bar. and with Volume + i get in recovery mode and with Volume - i get in Ftm.
Kiwilikecookies said:
I am not able to download the tools.zip file. So what can i do then?
Click to expand...
Click to collapse
Good luck! (and remember to make a backup first.)
Thanks
CXZa said:
Good luck! (and remember to make a backup first.)
Click to expand...
Click to collapse
I cannot speak russian so I use a translator but i don't understand it clearly. Did someone the guide and explain me how to do it.
If I have understood correctly, OP has a problem with Fastboot Mode (Bootloader Mode) and not with Recovery Mode. Wonder why OP should install a CR ( TWRP ) to solve his problem?
@Kiwilikecookies
A CR replaces device's Stock Recovery, what can't be undone. Do you really want this?
jwoegerbauer said:
If I have understood correctly, OP has a problem with Fastboot Mode (Bootloader Mode) and not with Recovery Mode. Wonder why OP should install a CR ( TWRP ) to solve his problem?
@Kiwilikecookies
A CR replaces device's Stock Recovery, what can't be undone. Do you really want this?
Click to expand...
Click to collapse
I want to unlock the bootloader to install Cr or Twrp with EDL and when i can backup it i do(wich is not importent for me), root my device and install a custom rom because there are no more official updates.
How Fastboot is implemented on a mobile device if at all ( Note: The fastboot mode is available on a lot of devices but not on all the devices out there ) varies from OEM to OEM. It's on you to find out this.
I know that from my old broken phone where i had a bootloop and had to reinstall android but i want to unlock the bootloader and my phone hasn't fastboot. So i have only recovery, ftm and EDL wich i can boot into it. I only want to unlock the bootloader i know then how to flash twrp (with edl).
Hello, i bricked my V9 . Cant communicate via ADB anymore. It shows me DFU5 COM5 under Windows and when i use ZTE Terminal i can change it it to QDLoader 9008 COM6 but still no communication via ADB possible. The only thing that works is Recovery Mode but can't install update.zip (OEM unlock not enabled, Bootloader is unlocked) and Sideload also not working (adb: sideload connection failed: no devices/emulators found). And it's not a USB, Drivers or ADB problem. Another phone works. Qfil can't communicate with COM6 and in COM5 Mode it says "Switch to EDL Fail". What i can do now?
XTA4235 said:
Hello, i bricked my V9 . Cant communicate via ADB anymore. It shows me DFU5 COM5 under Windows and when i use ZTE Terminal i can change it it to QDLoader 9008 COM6 but still no communication via ADB possible. The only thing that works is Recovery Mode but can't install update.zip (OEM unlock not enabled, Bootloader is unlocked) and Sideload also not working (adb: sideload connection failed: no devices/emulators found). And it's not a USB, Drivers or ADB problem. Another phone works. Qfil can't communicate with COM6 and in COM5 Mode it says "Switch to EDL Fail". What i can do now?
Click to expand...
Click to collapse
check params.cmd

unable to connect mobile with pc in bootloader

Hi guys I am having an interested issue,
I want to install custom rom in my phone
I have downloaded in depth test and applied for un depth test
my mobile do connect to computer when it prompt to select mod I do select file transfer and my mobile do connect to laptop
and it shows in "adb devices" but when it goes into bootloader mod my mobile gets disconnected I have done everything I could
I have install every possible driver i got from articles but non worked is it the issue with my windows 10 ? or driver issue I have spent my whole night on this but couldn't find the way
fastboot devices
0purple said:
fastboot devices
Click to expand...
Click to collapse
what does it mean ?
when i connect my phone it prompt me with this and usb debugging is on
i tried adb devices but it didn't showed anything but when i chose transfer file it do connect to the laptop and shows in adb devices
najam489 said:
what does it mean ?
Click to expand...
Click to collapse
Try it once you are in fastboot
wow its showing
najam489 said:
wow its showing
Click to expand...
Click to collapse
0purple said:
Try it once you are in fastboot
Click to expand...
Click to collapse
i have another problem now my device is showing with fastboot devices but my devices status is locked when i tried this command "fastboot flash recovery recovery.img" it didnt work i am follwing this article https://www.guidetoroot.com/root-realme-3-pro/
thank you for your help my bootloader wasn't unlock it is now thanks a lot
It appears your device's bootloader is locked. Try:
fastboot oem unlock
fastboot flashing unlock
If that doesn't help, search for a guide on how to unlock bootloader for your specific brand.
It also looks like don't really know what you are doing. Make sure you are following trusted guide. If no, I'll be happy to help.
0purple said:
It appears your device's bootloader is locked. Try:
fastboot oem unlock
fastboot flashing unlock
If that doesn't help, search for a guide on how to unlock bootloader for your specific brand.
It also looks like don't really know what you are doing. Make sure you are following trusted guide. If no, I'll be happy to help.
Click to expand...
Click to collapse
well i did installed custom roms few time but i dont know much, i did unlock bootloader now the problem is i do install custom recovery twrp and it do installed and rom manager shows that custom recovery is installed but pressing volume down + power button just shows fastboot logo and it restart my phone, and with command "
adb reboot bootloader" i am able to boot into fastboot mood and when i go to recovery from their it open stock recovery instead of twrp
Stolen from my guide:
7. Go into fastboot mode
8. fastboot flash recovery recovery.img
9. fastboot --disable-verity --disable-verification flash vbmeta vbmeta.img
10. fastboot reboot recovery
12. Sometimes recovery doesn't want to stick as a permanent one. To test it, hold the power button and select "Reboot to recovery". If you reboot to TWRP, you can move on, but if you reboot to stock one, flash recovery using fastboot again and from recovery flash recovery again (sounds crazy, right?). I won't give you instructions on this, research it yourself. Make sure guide you will find is for your device and your recovery.

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