wating for device issue - G4 Q&A, Help & Troubleshooting

hi
ive looked for a solution allover its a common problem just couldnt find a solution
after fatboot im trying to ran "fastboot oem device-id" the screen keeps showing "waiting for device"
and disapears from the device manager
lg g4 h815
any help?
thanks

yoaveilon1 said:
hi
ive looked for a solution allover its a common problem just couldnt find a solution
after fatboot im trying to ran "fastboot oem device-id" the screen keeps showing "waiting for device"
and disapears from the device manager
lg g4 h815
any help?
thanks
Click to expand...
Click to collapse
do you have LG drivers installed... did you ticked on screen permmisson for adb . when you throw command to fastboot.?

raptorddd said:
do you have LG drivers installed... did you ticked on screen permmisson for adb . when you throw command to fastboot.?
Click to expand...
Click to collapse
Yep its also show device on adb devices its disappears only after fastboot

yoaveilon1 said:
Yep its also show device on adb devices its disappears only after fastboot
Click to expand...
Click to collapse
windows 10.? USB 3.o ? they dont play well i think.

Yes win 10 and usb 3(i think)

raptorddd said:
windows 10.? USB 3.o ? they dont play well i think.
Click to expand...
Click to collapse
FWUL
Sent from my LG-H815 using XDA Labs

steadfasterX said:
FWUL
Sent from my LG-H815 using XDA Labs
Click to expand...
Click to collapse
i see :good::good:
i was going to suggest him minimal fastboot adb.

raptorddd said:
i see :good::good:
i was going to suggest him minimal fastboot adb.
Click to expand...
Click to collapse
Whatever works
Sent from my LG-H815 using XDA Labs

And don't forget to have unlock ome device ticked in development section.......

Ok switched pc and it worked only to find out h815p is unlockable

Related

[Q] Brick after instal G2 unlock

I'm the smartest guy in the world , after waiting for unlock recovery for 4 month try to install unlockbootloader from G2 .
No logo , no charging but when i connect my phone to pc get "Android device found"
Cant see him in "ADB devices" , but can see him in "Fastboot devices" . Get device name "K", when i try FlashTools get error "update s/w".
I think that i need to lock bootloader ? but dont know how . If any one know, pls help.
Thx alot .
Gonzaman said:
I'm the smartest guy in the world , after waiting for unlock recovery for 4 month try to install unlockbootloader from G2 .
No logo , no charging but when i connect my phone to pc get "Android device found"
Cant see him in "ADB devices" , but can see him in "Fastboot devices" . Get device name "K", when i try FlashTools get error "update s/w".
I think that i need to lock bootloader ? but dont know how . If any one know, pls help.
Thx alot .
Click to expand...
Click to collapse
nope. you have a nice brick.
riggsandroid said:
nope. you have a nice brick.
Click to expand...
Click to collapse
Do y know how can i download .kdz file from fastboot menu?
You gloriously earned a hard brick.
Yeah sorry for your loss.
I still cant understand why people just cant see the difference.
G2 = G3. NO
G3 = G3. YES
G2 = G2. YES
MAYBE ITS JUST ME BUT IM PRETTY G2 UNLOCK IS FOR G2 ONLY. NOT G3.
THATS WHY THERE IS G2 FORUM AND A G3 FORUM.
Edit: you dont have to hit thanks button
please hit thanks if i helped in any way. send from my g3 d852 beast
DeathmonkeyGTX said:
You gloriously earned a hard brick.
Click to expand...
Click to collapse
True

NEXUS 7 FLO blocked on GOOGLE

Hi to all,
i was updating from 5.0.2 to 5.1
Unfortunately i got a bootloop : when i switch on I obtain the GOOGLE and nothing happen more
The device has the bootloader locked
I am able to put in fastboot mode
The comand:
fastboot oem unlock
does not run succesfully: when i push pwr button on device for give YES nothing happen more
I am able to switch to recovery (stock) but I see a lot of:
no mount .... written several times
I not obtain any kind of effects with factory reset comand
What can i do ?
Never heard of that GOOGLE ROM ?
lapocompris said:
Never heard of that GOOGLE ROM ?
Click to expand...
Click to collapse
Tks for your support but honestly I don't understand your sentence
Can you clarify ?
paolocorpo said:
Hi to all,
i was updating from 5.0.2 to 5.1
Unfortunately i got a bootloop : when i switch on I obtain the GOOGLE and nothing happen more
The device has the bootloader locked
I am able to put in fastboot mode
The comand:
fastboot oem unlock
does not run succesfully: when i push pwr button on device for give YES nothing happen more
I am able to switch to recovery (stock) but I see a lot of:
no mount .... written several times
I not obtain any kind of effects with factory reset comand
What can i do ?
Click to expand...
Click to collapse
Not sure I follow. However you may want to try a tool called WugFresh Nexus Root Toolkit. The server is down at the moment. You may want to try to re-flashing 5.1, it has a normal mode and a soft-brick mode.
dlkile said:
Not sure I follow. However you may want to try a tool called WugFresh Nexus Root Toolkit. The server is down at the moment. You may want to try to re-flashing 5.1, it has a normal mode and a soft-brick mode.
Click to expand...
Click to collapse
Ciao and tks alot for your assistance
I know vert well WUGS toolkit
Unfortunately it fails when try to unblock bootloader or to re-flah on soft-brick or bootloop mode
paolocorpo said:
Ciao and tks alot for your assistance
I know vert well WUGS toolkit
Unfortunately it fails when try to unblock bootloader or to re-flah on soft-brick or bootloop mode
Click to expand...
Click to collapse
Ouch sorry to here this. If you find a resolve for this please post back would love to hear about it. Best of luck to you.
Hi all,
Same here, but my bootloader is unlocked. I'm not able to flash anything with the tool kits. It seems like it can't be recognized in fast boot mode. Any suggestion?
Thanks
Brecht82 said:
Hi all,
Same here, but my bootloader is unlocked. I'm not able to flash anything with the tool kits. It seems like it can't be recognized in fast boot mode. Any suggestion?
Thanks
Click to expand...
Click to collapse
When you have it cabled up to you PC via USB port, can you open Windows Explorer and view the file on your phone? If not you have a driver issue.
In developer options in the settings, did you check "Allow OEM unlocking" ? If you didn't, you will not be able to unlock.
paolocorpo said:
Hi to all,
i was updating from 5.0.2 to 5.1
Unfortunately i got a bootloop : when i switch on I obtain the GOOGLE and nothing happen more
The device has the bootloader locked
I am able to put in fastboot mode
The comand:
fastboot oem unlock
does not run succesfully: when i push pwr button on device for give YES nothing happen more
I am able to switch to recovery (stock) but I see a lot of:
no mount .... written several times
I not obtain any kind of effects with factory reset comand
What can i do ?
Click to expand...
Click to collapse
eregev said:
In developer options in the settings, did you check "Allow OEM unlocking" ? If you didn't, you will not be able to unlock.
Click to expand...
Click to collapse
+1
eregev said:
In developer options in the settings, did you check "Allow OEM unlocking" ? If you didn't, you will not be able to unlock.
Click to expand...
Click to collapse
Probably you have right but i cannot check because i am not able to boot to system
Inviato dal mio Nexus 7 utilizzando Tapatalk
edit: sorry, didn't read the first post until the end...
paolocorpo said:
Probably you have right but i cannot check because i am not able to boot to system
Inviato dal mio Nexus 7 utilizzando Tapatalk
Click to expand...
Click to collapse
Then, just flash the system images from Google and start over.
eregev said:
Then, just flash the system images from Google and start over.
Click to expand...
Click to collapse
Tks but ... I cannot unlock the bootloader
Inviato dal mio Nexus 7 utilizzando Tapatalk
paolocorpo said:
Tks but ... I cannot unlock the bootloader
Inviato dal mio Nexus 7 utilizzando Tapatalk
Click to expand...
Click to collapse
You do not need to unlock bootloader to flash stock images since that is what the tablet is originally designed to run. It's very simple to flash. Please try it.
I think it is not correct unfortunately fo me
Here:
https://developers.google.com/android/nexus/images
has written:
4.If necessary, unlock the device's bootloader by running: fastboot oem unlock
The target device will show you a confirmation screen. (This erases all data on the target device.)
Click to expand...
Click to collapse
Brecht82 said:
Hi all,
Same here, but my bootloader is unlocked. I'm not able to flash anything with the tool kits. It seems like it can't be recognized in fast boot mode. Any suggestion?
Thanks
Click to expand...
Click to collapse
My Nexus 7-13 since MM works only correctly on my Windows 8&10 computers directly after wiping cache partition first. Incuding working bootloader (fasboot) driver without exclamation mark.
But if still not working, I also added correct hardware id's of my N7-13 to the android_winusb.inf file of the Google USB Driver. Because Google forgot to add them themselves.
My adjusted driver with explaining texts. Check if your N7-13 has same hardware id's, because late manufacturwd N7-13 (with preloaded LP not JB) have other Emmc chip and perhaps also other hardware id's: https://drive.google.com/open?id=0B_LknrYiQE02c2NzbGludW9BdkE

trying to unlock the bootloader, but fastboot doesn't recognize the device

running windows 10
adb recognizes the phone when it's booted up. so i type in cmd "adb reboot bootloader", then the LED lights up blue, which means it's currently in bootloader mode right? so i type in cmd "fastboot devices" but nothing happens. no devices are listed.
any advice? a bit desperate right now. thanks in advance!
Download latest sony device manager or pc suite or check device manager of pc for any kind of error
Sent from my Moto G 2014 using XDA-Developers mobile app
thanks ill try them out.
btw do u know if the xperia ZL might get bricked if i unlock the bootloader? i just saw this warning in the unlock bootloader guide: "older Xperia devices sometimes got issues after unlock of bootloader (BRICK after FOTA update) "
i think im on the latest firmware version. am i out of luck in this regard? specific device is c6502 if that matters
can i know the reason of unlock boot loader?
asadnow2k said:
can i know the reason of unlock boot loader?
Click to expand...
Click to collapse
i want to install aosp/CM roms
In case of brick don't panic, just flash stock firmware.
Sent from my Moto G 2014 using XDA-Developers mobile app
neeraj.lambaa said:
Download latest sony device manager or pc suite or check device manager of pc for any kind of error
Sent from my Moto G 2014 using XDA-Developers mobile app
Click to expand...
Click to collapse
installed the xperia driver pack for the ZL from this thread http://forum.xda-developers.com/xperia-z/development/tutorial-xperia-z-zl-bootloader-t2153261 but still nothing happens when i type fastboot devices in cmd: http://i.imgur.com/sqPdwOD.png
never mind guys

Fastboot not working on H815-EUR with software V20g-EUR-XX

Hey guys.
I have refurbisched H815-EUR. My old with Serial 505 died (bootloop) and a service center replaced my MoB.
Now the new one is running stock 20g-EUR-XX.
When i'll enter "adb reboot bootloader" to enter fastboot, to get my device id, my phone just restarts?
It seems fastboot is not available on my phone.
How can ill enter fastboot to official unlock my device?
Download mode works with: VolUp+USb Cable
Any hints?
What i am doing wrong.
thx
pOpY
popy2006 said:
Hey guys.
I have refurbisched H815-EUR. My old with Serial 505 died (bootloop) and a service center replaced my MoB.
Now the new one is running stock 20g-EUR-XX.
When i'll enter "adb reboot bootloader" to enter fastboot, to get my device id, my phone just restarts?
It seems fastboot is not available on my phone.
How can ill enter fastboot to official unlock my device?
Download mode works with: VolUp+USb Cable
Any hints?
What i am doing wrong.
thx
pOpY
Click to expand...
Click to collapse
Do you have enabled the OEM unlock setting in developer settings screen?
Sent from my LG-H815 using XDA Labs
steadfasterX said:
Do you have enabled the OEM unlock setting in developer settings screen?
Sent from my LG-H815 using XDA Labs
Click to expand...
Click to collapse
thx, that was it!
Didnt know that there is such an option
pOpY

how to use the toeken

I have the unlock bin but it in c drive in fastboot but won't work
Gm, were u able to get unlocked ? Im waiting for my token also
mongonexus said:
Gm, were u able to get unlocked ? Im waiting for my token also
Click to expand...
Click to collapse
Yes I got it I was rushing and copy pasting instead of actually reading it.very simple
rob420p said:
Yes I got it I was rushing and copy pasting instead of actually reading it.very simple
Click to expand...
Click to collapse
How to get it ?
caligood3 said:
How to get it ?
Click to expand...
Click to collapse
I have to apply threw OnePlus after tmoble sim unlocks your device look up OnePlus bootloader unlock I. Your browser
rob420p said:
I have to apply threw OnePlus after tmoble sim unlocks your device look up OnePlus bootloader unlock I. Your browser
Click to expand...
Click to collapse
I've done all this my only problem is when I go into fastboot it doesn't detect my phone I have adb drivers installed it connects to my phone when it's on but in fastboot it doesn't any idea ?
caligood3 said:
I've done all this my only problem is when I go into fastboot it doesn't detect my phone I have adb drivers installed it connects to my phone when it's on but in fastboot it doesn't any idea ?
Click to expand...
Click to collapse
What does "fastboot devices" show when you run that command? Try reinstalling drivers.
R800x_user said:
What does "fastboot devices" show when you run that command? Try reinstalling drivers.
Click to expand...
Click to collapse
Nothing so I try adb devices & it runs but didn't detect my phone when I do it with the phone on it detects my phone
rob420p said:
I have to apply threw OnePlus after tmoble sim unlocks your device look up OnePlus bootloader unlock I. Your browser
Click to expand...
Click to collapse
I just sent in my unlock code to OnePlus yesterday evening, how long do I have to wait for them to respond?
Inous said:
I just sent in my unlock code to OnePlus yesterday evening, how long do I have to wait for them to respond?
Click to expand...
Click to collapse
A entire week, it will be at the same time you sent the request
I figured it out also waiting for my code
caligood3 said:
I've done all this my only problem is when I go into fastboot it doesn't detect my phone I have adb drivers installed it connects to my phone when it's on but in fastboot it doesn't any idea ?
Click to expand...
Click to collapse
ran into the same issues. uninstalled OnePlus drivers via device manager and installed generic Android drivers and my PC was able to recognize my phone via fastboot
jAm-0 said:
ran into the same issues. uninstalled OnePlus drivers via device manager and installed generic Android drivers and my PC was able to recognize my phone via fastboot
Click to expand...
Click to collapse
Yea I got it now you have to enable it in device manager when the phone is in the bootloader then it should work

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