[Q] installed twrp recovery but bootloop with no download mode - G2 Q&A, Help & Troubleshooting

After flashing recovery via flashify i get TWRP 2.6.3.3
but when i try to get firmware update mode (download mode) it stucks says: download mode.. and cannot recognize by PC whatsoever, so cannot use lg flash tool or support tool or dp-tool.
and in this mode phone gets really hot!
when i enter recovery i couldnt manage to install any rom because my sdcard is empty and otg-usb is not recognizable.
and in recovery mode, pc cannot detect the device only unknown device as "LG D802"
so i found android adb driver and manuelly install to windows.. but still i cannot pust any file over usb via adb.
adb push command gives me "read only system" error.
i also tried adb sideload to install custom rom from pc..
adb sideload command still gives me "read only file system"
i am assuming this is due to secured Kernel.. but i don't know what to do..
i also try the terminal command in twrp for adb commands.. but still no luck.
what can i do to push any custom rom.zip or any way around to install kdz?

i manually installed usb adv driver.. do i need to install as lg adb device..
can you give me a link to adb "inf" driver file?

Y uninstall current lg driver and download newest driver then reinstall( y can use google to find). Good luck

thanks i solved the problem via ubuntu.
i used "adb push" to /sdcard still got "read only" error.
but when i used "adb push" to /tmp i can managed to send/copy some zip files into my device.

Related

[Q] Can't boot, need to push a file to phone (Linux)

So, after flashing CM10.2's latest nightly, I can't boot, and the only ROM .zip I have currently on my phone is the one that isn't booting.. I have TWRP installed as my recovery. When I plug my phone into my computer (running Ubuntu Linux), my computer doesn't recognise my phone as a device at all, so I can't push a different nightly to it.. Any ideas?
If you haven't installed adb and fastboot already, follow the instruction #1 and #2 from here: http://bernaerts.dyndns.org/linux/74-ubuntu/245-ubuntu-precise-install-android-sdk
Then download a working 4.3 rom, SlimRoms4.3beta5 works for me.
Connect the phone to the computer while in TWRP, go to Advance and enable ADB Sideload, then type: abd sideload '/path/to/rom.zip'
You can also use "adb push" anytime while in the recovery: adb push '/path/to/rom.zip' /sdcard
Thank you so much eksasol, figured I would need to install adb.

[SOLVED][HELP] Lg G2 is stuck at cwm recovery

Dear people of xda,
Recenlty ive receive a FOTA update to my device which runs 4.2.2. Being stupid, i did the update although i had cwm recovery installed on my devices. Now my device keeps bootlooping into cwm without being able to do anything.
Ive read tons of threads talking about this issue but i still cant get my to boot normally.
Yingy in this thread http://forum.xda-developers.com/showthread.php?t=2563527 had the same problem but the only diffrence is my pc cant recognize my device in order to do the adb fix by thecubed.
Im plugging my G2 for the first time in this computer and that is why i think my pc is failing to install drivers. I downloaded and instellad latest driver although windows device manger shows error devices not detected and the end of the process.
In order to fix my phone i just need to make me pc recognize my phone in adb although phone was never plugged before to this pc so i think my G2 wont let it access. I tried installing universal driver such as Pdanet as offered in threat but still when i write adb devices in cmd i get device offline!
Download latest adb drviers, lates lg g2 driver, lg user support tool does not recognize plugged device as well. All me sdk manger tools are patched to latest version.
PLEASE ive tried anything possible. spend like 9 hours and still nothing. i would really appriciate your help.
Thanks.
Edit: here my problem with pdanet drivers, it asks me to allow pc usb debbuging as shown in screenshot below but icant do it since im stuck at cwm recovery!
Solved!
BOOM!! after 12 hours i FINALLY manged to solved this problem. Really simple actually lol.
If anyone come across the issue please do the following:
1. Go to clockwork recovery as always, go to install zip from sdcard, choose install zip from sideload.
2. Plug your phone to pc.
3. Run adb with lastest drivers and sdk tools.
4. At the adb folder press shift+right click and start cmd.
5. write adb devices it should show your device id like this (xxxxxxxxx sideload).
6.Download latest twrp recovery from here http://teamw.in/project/twrp2/197 and if you have open europe version G2 like me download latest version from here: http://techerrata.com/browse/twrp2/g2d802
7.put the zip file in the adb folder, do not unzip it.
8. write in cmd console adb sideload xxxx.zip (xxxx is the name of twrp file).
9. cwm will flash twrp recovery over cwm.
10. reboot in recovery in advanced options.
11. now you have twrp recovery.
12. follow this guide : http://forum.xda-developers.com/showthread.php?t=2451696&nocache=1
13. THATS IT!!!
finally after going through this mess, im never using cwm recovery again. twrp is the best
good luck everyone!

TWRP wont start ADB sideload

Hi folks!
I wanted to install Cyanogenmod as described in Cyanogenmod Wiki.
So I downloaded ioroot, rootet my phone via adb and used AutoRec to install TWRP (version 2.7.0.0).
Then I rebooted into recovery mode, wiped EVERYTHING and wanted to sideload the CM image via adb.
So in TWRP I selected Advanced/ADB Sideload and swipe to start sideload but all that happens is the notification "Starting ADB sideload feature...".
Consequently the phone is not recognized by adb on my PC.
What can I do to make the sideload feature work?
BTW: TWRP tells me that my devices doesnt appear to be rooted when I want to leave TWRP (reboot). Moreover when i want to enter TWRP again (by pressing POWER + VOLUE DOWN) I first get a screen that asks me if want to do a factory hard reset! Only if I agree (by pressing the power key) I get into TWRP.
Contrary when I enter the Download Mode (VOLUME UP when when connecting the powered off phone to the USB port) I am told that the phone is rooted. Moreover the LG Mobile Support Tool is able to detect the device and tells me that the installed software is up to date.
Thx!!
have you tried typing 'adb sideload rom.zip' on a command window on your pc? name the rom, rom.zip, and have it your adb folder.. also type the command from that folder
Make sure you're in the proper folder in prompt and the device name will be sideload if you do, adb devices.
Sent from my LG-D800 using Tapatalk
meangreenie said:
have you tried typing 'adb sideload rom.zip' on a command window on your pc? name the rom, rom.zip, and have it your adb folder.. also type the command from that folder
Click to expand...
Click to collapse
Thanks but this doesnt help either. Same error message "error: device not found"
boot into twrp, don't start sideload
try adb devices, if you get not find you need to change the usb drivers
when you have it working, type, adb push /sdcard/ rom.zip .. check the syntax on that command, but i think that's right from memory

Stuck in CWM - device not recognised

Hi
I flashed CloudG3 rom under CWM, and after install it won't boot the system - it sends me to CWM recovery instead.
Figured I would install another ROM but my device is not recognised by windows (won't show up under my computer). Can you please guide me on what I could do to sort this?
Thanks
Install the lg g2 drivers to get recognised by the os, after you download driver for adb sideload and restart, run sideload in the recovery with the usb pulgged in ur pc.
Open Android folder, and then do to platform-tools, drag a ROM there to be installed. Open a command in this folder. Write what is in the cellphone, adb sideload romfilename.zip if i'm right, then it will start installing and then you get out of the recovery stuck.
Using TWRP.
Hi
I installed lg drivers but it didn't help - looked like it was CWM that was causing an issue to get the device detected by computer.
Before you posted, I followed the instructions here http://forum.xda-developers.com/showthread.php?t=2739739 - this helped to get TWRP on top of CWM. Under TWRP, the device is detected by windows
Now should I install a rom using your guidance above or can I do it under TWRP? Or is it the same?

system deleted, TWRP ready

Hello,
i delete the System and Data on my LeEco Le Pro3.
TWRP is installed.
Can i flash a rom with an usb flash drive in TWRP or fastboot?
greeting gizez
Boot into TWRP and use MTP to transfer ROM file from your PC to Phone. Then flash the ROM.
I have this problem, but I can't see the phone when connected to a PC. adb sideload doesn't work (adb devices doesn't find anything). Do I need to install driver for the phone? I originally used fastboot to unlock the bootloader and flashed TWRP, then installed LineageOS and gapps just fine. I then proceeded to wipe system in TWRP (I was trying to get back to new phone setup so I can transfer stuff from old phone, which I skipped the first time).
Any idea how to get around this? I tried plugging in pen drive through an micro USB OTG and a usb-c to micro usb adapter, but it's not recognized in TWRP, either. Would very much appreciate any help!
You can get your data. First try to connect phone while is in TWRP. Your phone can be detected as file manager. Try this.
If not, check my theme;
https://forum.xda-developers.com/le-pro3/help/brick-t3609704
marik1 said:
[...]
Go Advanced -> ADB Sideload, type "adb sideload aicp_zl1_n-12.1-NIGHTLY-20170516.zip" (zip of OS should be downloaded and put into "Minimal ADB and Fastboot" installation folder with name as same as the text of command). It should let you turn on system.
[...]
Click to expand...
Click to collapse
Also "adb push" command can be helpful. Sometimes phone is not current on adb devices list, but you can also try. As i remember, target should be /sdcard/0
marik1 said:
You can get your data. First try to connect phone while is in TWRP. Your phone can be detected as file manager. Try this.
If not, check my theme;
https://forum.xda-developers.com/le-pro3/help/brick-t3609704
Also "adb push" command can be helpful. Sometimes phone is not current on adb devices list, but you can also try. As i remember, target should be /sdcard/0
Click to expand...
Click to collapse
Thanks, but unfortunately no luck. Both adb sideload and adb push said error - device '(null)' not found. It seems like the PC is not recognizing the phone. I checked device manager on the PC, it showed LEX727. I right-click and had it install the driver. It says driver successfully installed. Then device manager showed MTP device with a !. I again tried having driver installed, but this time it doesn't find any driver.
I'm at my wit's end... Any more suggestion?
TWRP and/or Minimal ADB isn't trouble here? Tried you both on main menu of TWRP and in ADB Sideload mode? You can also try do it trough bootloader, for this check my link and read all.
marik1 said:
TWRP and/or Minimal ADB isn't trouble here? Tried you both on main menu of TWRP and in ADB Sideload mode? You can also try do it trough bootloader, for this check my link and read all.
Click to expand...
Click to collapse
Actually, the problem is solved, by using another PC. This one showed LEX727 in windows explorer as soon as i plug in the phonr (in twrp). I was able to drag and drop the zip files to the phone and go on my merry way. Now back in business!

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