[Q] (help needed) no fastboot installed - ZenFone 2 Q&A, Help & Troubleshooting

hey Guys
i cut use some help
i have no bootloader/fastboot installed
so i cant enter fastboot
how can i flash fastboot loader so i can enter fastboot an recovery again

Are you sure you have no bootloader? When you press volume up + power, do you arrive at the dead android logo or do you boot as normal? If you boot as normal, then you're going to have to try again because you didn't boot into the bootloader correctly.

Try this
http://forum.xda-developers.com/zenfone2/general/guide-brick-soft-hard-bricked-zenfone-2-t3284256

Problem was fixed almost 1 year ago
An yes there was no bootloader or recovery
Sent from my Vowney using XDA-Developers mobile app

Related

Only fastboot works on my zenfone.

Hi. I'm terribly lost.
I bought a ze500kl (z00ed) and played around with root, twrp and marshmallow. The last thing I did was installing marshmallow and then I wanted to flash twrp.
What I ended up with is a phone which you can't boot, you can't get into recovery and I'm not even able to flash any other recovery than the stock one. And even if I flash it 'successsuccessfully' I'm still not able to boot into it.
Code:
fastboot reboot-bootloader
yields the phone starting back into fastboot mode.
As far as I understood my bootloader seems to be locked.
How can I get my phone working again?
The command fastboot reboot-bootloader only boots you into the bootloader, meaning to the fastboot. If you want to boot to recovery, you need to select this option in the fastboot menu. I don't remember if you can use a fastboot command for that, and I can't turn off my phone to check.
On the ze500kl, when phone off, press vol- and power to enter recovery.
some progress
Thanks for the info. I did already try to wrok with the vol- button but it just keeps showing the ASUS and android logos and doesn't start twrp. I've succeeded to install the system thanks to the following site: (I c'an't post it cuz I'm not here long enough) however now I'm again not getting into twrp.
vanderguru said:
Thanks for the info. I did already try to wrok with the vol- button but it just keeps showing the ASUS and android logos and doesn't start twrp. I've succeeded to install the system thanks to the following site: (I c'an't post it cuz I'm not here long enough) however now I'm again not getting into twrp.
Click to expand...
Click to collapse
If you haven't unlocked your bootloader then you can't flash TWRP. You need to unlock bootloader. I have the 551ML so can't help here. Try the search function and read...
Try to erase your cache partition in fastboot with the command "fastboot erase cache", this might get you booting back into Android but since you've been playing around without doing the necessary reading, no guarantees...
To get to recovery, stock or custom, you must go through fastboot or bootloader mode. You need to use the volume key until it says recovery then hit power key. It will reboot the phone and most probably show you a droid on its back with "Error" above it (if it's still stock). Hold down power and press volume up to enter recovery.
ultramag69 said:
If you haven't unlocked your bootloader then you can't flash TWRP. You need to unlock bootloader. I have the 551ML so can't help here. Try the search function and read...
Try to erase your cache partition in fastboot with the command "fastboot erase cache", this might get you booting back into Android but since you've been playing around without doing the necessary reading, no guarantees...
To get to recovery, stock or custom, you must go through fastboot or bootloader mode. You need to use the volume key until it says recovery then hit power key. It will reboot the phone and most probably show you a droid on its back with "Error" above it (if it's still stock). Hold down power and press volume up to enter recovery.
Click to expand...
Click to collapse
I did qutite some experimenting today. What I'm currently ended up with is:
1) I can boot into the system.
2) I can't boot into the recovery of the Phone
3) I can boot the StockRecovery via fastboot however I can't boot TWRP by any procedure (Although I was able to do so during my experimenting. I don't understand why it sometimes works and sometimes doesn't)
4) My Phone is Rooted (at least it says so)
5) I have run the Unlock.Zip via TWRP when I had TWRP flashed however now I'm again at a point where I can't start TWRP at all.
I find this very confusing and I can't see any pattern to it. For now I'm OK with having a more or less functional phone but I'd like it to be more reliable and predictable in behaviour.
First of all you can't boot directly to recovery the way you are thinking. Booting into fastboot (actually called the bootloader) then selecting recovery is the normal way. You can't have 2 recoveries on your phone. So you probably did the tethered version of TWRP the first time. I don't have the link handy but you need to get the official TWRP and use fastboot to install.
Sent from my ASUS_Z00A using Tapatalk
You HAVEN'T UNLOCKED YOUR BOOTLOADER...
No recovery or custom rom will flash successfully... It will say it will, but you will either go into bootloop or just get stuck at ASUS logo...
Nothing will stick until the bootloader is unlocked, if you use tethered TWRP and flash a custom rom you will softbrick your phone until you flash a stock rom back on.
If you go ahead and flash TWRP onto your phone using fastboot then you will have NO recovery on your phone.
You have been warned...
ultramag69 said:
You HAVEN'T UNLOCKED YOUR BOOTLOADER...
No recovery or custom rom will flash successfully... It will say it will, but you will either go into bootloop or just get stuck at ASUS logo...
Nothing will stick until the bootloader is unlocked, if you use tethered TWRP and flash a custom rom you will softbrick your phone until you flash a stock rom back on.
If you go ahead and flash TWRP onto your phone using fastboot then you will have NO recovery on your phone.
You have been warned...
Click to expand...
Click to collapse
Well I disagree and I think you are wrong . I strongly assume that I have TWRP installed as I'm able to boot into it without having the phone connected to the computer.
Consequently I HAVE unlocked my bootloader and I DO HAVE a recovery on my phone. And of course I'm not able to install a custom rom seing that there aren't any for my model yet.
I think however that I've (for now) [SOLVED] my problem and we're drifting away from the original topic. Thanks for your quick help :highfive:

[HELP] TWRP replaced by stock recovery after updateh

Hello
I'm on MIUI 8.1.2 on my hydrogen and want to flash the latest MIUI 8.1.4.
I've downloaded the recovery rom and flashed it in TWRP but after first reboot TWRP replaced by stock recovery.
Help me what should I do to get out of this issue.
Thanks in advance
Common issue
Boot into edl mode and flash 8.1.3.0 fast boot image and then you will be able to flash twrp again
Something was changed in the bootloader
LiviiYS said:
Common issue
Boot into edl mode and flash 8.1.3.0 fast boot image and then you will be able to flash twrp again
Something was changed in the bootloader
Click to expand...
Click to collapse
Hello where can i find the helium fastboot image to flash twrp again. Because i have no revovery at all after flashing original stock 8.1.6.0 global miui firmware. Thanks
Sent from my MI MAX using XDA-Developers mobile app
valerio.tosti said:
Hello where can i find the helium fastboot image to flash twrp again. Because i have no revovery at all after flashing original stock 8.1.6.0 global miui firmware. Thanks
Sent from my MI MAX using XDA-Developers mobile app
Click to expand...
Click to collapse
I think you don`t need to flash all the fastboot image to can flash TWRP again, just flash via fastboot, place your recovery in ADB folder, rename it recovery.img, fastboot will flashed but it seem that recovery it`s missed but the trick it`s only that don`t boot to recovery if you don`t execute after flash recovery the next command in fastboot: fastboot boot recovery.img, when you boot to recovery wipe cache and dalvik cache if it`s necessary three times untill recover your usual settings like language, bright and others.
Hi
I have flashed twrp in fastboot mode and inserted following command-
fastboot boot twrp.img
But my directly boots to system every time.
Similarly it gets stuck on lenovo boot logo when volume up + power button pressed
If I press volume up + power button again my device gets switched off.
I have followed tutorial but nothing is working
Help, please...

Z2 can't boot into recovery.

Hey guys. So here's the thing. I unlocked the zuk's z2 bootloader using the standard method (fastboot -i 0x2b4c flash unlock unlock_bootloader.img, with the img they sent me via email, and then fastboot -i 0x2b4c oem unlock-go), and then I went to flash the TWRP recovery. I downloaded the recovery image from the official twrp website and proceeded to flash it with "fastboot -i 0x2b4c flash recovery twrp.img". The flashing was successful. But before restarting the device, I chose the option to boot into recovery, so that the original recovery wouldn't overwrite TWRP. However, the phone does not boot into the recovery, ever. It "shuts down", tries to boot into recovery, and without showing anything on the screen simply restarts to the normal system. Even flashing a stock ROM in the phone with MiFlash (relocking the bootloader) and trying to boot into the stock recovery does not work.
And, the only method to boot into any recovery that works is to use "fastboot -i 0x2b4c boot recovery.img". But as we know this isn't permanent.
Anyways, sorry for the wall of text, I wanted to make sure what I said was clear Please help guys, what should I do??
Rokuw said:
Hey guys. So here's the thing. I unlocked the zuk's z2 bootloader using the standard method (fastboot -i 0x2b4c flash unlock unlock_bootloader.img, with the img they sent me via email, and then fastboot -i 0x2b4c oem unlock-go), and then I went to flash the TWRP recovery. I downloaded the recovery image from the official twrp website and proceeded to flash it with "fastboot -i 0x2b4c flash recovery twrp.img". The flashing was successful. But before restarting the device, I chose the option to boot into recovery, so that the original recovery wouldn't overwrite TWRP. However, the phone does not boot into the recovery, ever. It "shuts down", tries to boot into recovery, and without showing anything on the screen simply restarts to the normal system. Even flashing a stock ROM in the phone with MiFlash (relocking the bootloader) and trying to boot into the stock recovery does not work.
And, the only method to boot into any recovery that works is to use "fastboot -i 0x2b4c boot recovery.img". But as we know this isn't permanent.
Anyways, sorry for the wall of text, I wanted to make sure what I said was clear Please help guys, what should I do??
Click to expand...
Click to collapse
Why not flash twrp as an image file while in non permanent twrp? And while you're there flash supersu too.
Airtioteclint said:
Why not flash twrp as an image file while in non permanent twrp? And while you're there flash supersu too.
Click to expand...
Click to collapse
I did manage to flash a custom ROM, GApps and Magisk with the temporary TWRP and everything worked. But I just flashed the TWRP image as you said and the flash was successful, but the phone still doesn't boot into recovery
WTF is going on?? Its kinda like the image is being flashed correctly, but the phone fails to access the recovery partition to boot it... Halp!
Edit: Flashing via flashify also didn't work...
Re
Rokuw said:
I did manage to flash a custom ROM, GApps and Magisk with the temporary TWRP and everything worked. But I just flashed the TWRP image as you said and the flash was successful, but the phone still doesn't boot into recovery
WTF is going on?? Its kinda like the image is being flashed correctly, but the phone fails to access the recovery partition to boot it... Halp!
Edit: Flashing via flashify also didn't work...
Click to expand...
Click to collapse
As that window on boot shows that in 5 sec. to push anything, choose from that window Boot to bootloader, from there using volume buttons choose boot to recovery, it will reboot, wait those 5 secs and immediately after that window gone keep pushing both volume buttons and it should boot your recovery - it's the same for me and idk why
LaurynasVP said:
As that window on boot shows that in 5 sec. to push anything, choose from that window Boot to bootloader, from there using volume buttons choose boot to recovery, it will reboot, wait those 5 secs and immediately after that window gone keep pushing both volume buttons and it should boot your recovery - it's the same for me and idk why
Click to expand...
Click to collapse
Its works!!!1!! Much thanks mate!
Still though, it's really annoying having to do that every time to boot to recovery... If i figure out why that happens I'll shed some light here... And Would also be grateful if anyone who knows the reason for it explains why
Re
Rokuw said:
Its works!!!1!! Much thanks mate!
Still though, it's really annoying having to do that every time to boot to recovery... If i figure out why that happens I'll shed some light here... And Would also be grateful if anyone who knows the reason for it explains why
Click to expand...
Click to collapse
Great! Let us know if you'll find anything! Good luck
Thats It!
LaurynasVP said:
As that window on boot shows that in 5 sec. to push anything, choose from that window Boot to bootloader, from there using volume buttons choose boot to recovery, it will reboot, wait those 5 secs and immediately after that window gone keep pushing both volume buttons and it should boot your recovery - it's the same for me and idk why
Click to expand...
Click to collapse
As you said, is a patience problem:
I had the same problem and beeing serious I was very desperate, I tried and tried for weeks and nothing! BUT BRO! It was just beeing patient! You did it! You flashed the TWRP, now is just to wait!:
1. Turn on your device
2. Press volume keys to enter to the fastboot menu
3. Choose Recovery
4. Now the device will reboot and show the same thing as always(ZUK,Bootloader is unlocked,blablabla.), and here is when all starts, YOU NEED TO WAIT 5 SECONDS BRO!, AND THEN IT WILL BOOT TO TWRP!
5. Thats all, you're on!
P.D.: Apologize me for bad english :'v
Hope it worked!
mrscattergun said:
As you said, is a patience problem:
I had the same problem and beeing serious I was very desperate, I tried and tried for weeks and nothing! BUT BRO! It was just beeing patient! You did it! You flashed the TWRP, now is just to wait!:
1. Turn on your device
2. Press volume keys to enter to the fastboot menu
3. Choose Recovery
4. Now the device will reboot and show the same thing as always(ZUK,Bootloader is unlocked,blablabla.), and here is when all starts, YOU NEED TO WAIT 5 SECONDS BRO!, AND THEN IT WILL BOOT TO TWRP!
5. Thats all, you're on!
P.D.: Apologize me for bad english :'v
Hope it worked!
Click to expand...
Click to collapse
I did it the way you said but when i select recovery in the fastboot menu, the phone restart into fastboot, and even if I wait 5 secs it doesn't do anything! what can i do? thanks
Hi all, I have the same problem. Bootloader is unlocked and twrp is successfully flashed but the phone won't boot to twrp, it always boots to the stock recovery. can I flash twrp from stock recovery?
same problem here
My zuk z2 its not working i dont have a system and no recovery....
what i can do??
zuk z2 plus is not turning on..and the screen blinks and vibrates
zuk z2 plus is not turning on..and the screen blinks and vibrates...i tried to install custom rom of pixel experience...it works well but after 50% it gets shuts down..and now it is fully dead

(Help)Unlocked bootloader flashed twrp but can't boot into recovery mode

Just unlocked my nexus 5x bootloader and after that i flashed twrp but when i try to enter recovery mode it says no command and there's another problem i'm facing secure boot is enabled i want to install custom rom but there they says i must disable secure boot first any idea how can i fix these problems
thanks in advance
Bipnbarsha said:
Just unlocked my nexus 5x bootloader and after that i flashed twrp but when i try to enter recovery mode it says no command and there's another problem i'm facing secure boot is enabled i want to install custom rom but there they says i must disable secure boot first any idea how can i fix these problems
thanks in advance
Click to expand...
Click to collapse
It's sounds like twrp didn't flash. The no command is what you see in the stock recovery. When you see the no command press power then press and release volume up, timing of the press and release can be tricky so you might have to try it a number of times. Does the device boot to the system? You could also try to just boot twrp, not flash it. fastboot boot twrp.img.
Sent from my [device_name] using XDA-Developers Legacy app
flash twrp, then boot into recovery, then flash magisk. otherwise twrp will be replaced by stock recovery.
there is a tutorial available Unlock/Root/Flash for Nexus 5X
follow that
Thanks that solved my problem

boot loop, only fastboot works, bootloader locked

Hello Guys,
I have problem with my Zenphone5.
The phone restarts after the asus log. Recovery mode does not load. You can only work with the phone in fast mode using adb fastboot. Unfortunately, I have a locked bootloader and can't flash twrp recovery. Is there any way to unlock the bootloader so that it can be flashed?
Thanks a lot for help!

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