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Questions tagged [fastboot]

Fastboot is a protocol used by Android to diagnose and flash new firmware images on an Android devices via USB. It is part of the Android Debug Bridge (ADB).

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votes
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21k views

Device boots normally, but cannot enter recovery or fastboot

I have secondhand Vodafone Smart Tab 4G. It seems to me that previous owner messed something up. The device boots normally but I cannot enter either bootloader, fastboot, or recovery. I have tried HW ...
6
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1answer
137 views

Where does the code pertaing to fastboot mode reside?

Is it in the primary-bootloader (on the mb), or the secondary-bootloader(on the emmc)? My motive behid the question is to understand what other codes are executed before system can get into fastboot ...
4
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1answer
4k views

How to wipe data on a bootloader-locked, broken screen, Nexus 6P

I want to sell my Nexus 6P for parts, but I want to wipe it first. The screen of my Nexus 6P broke (internally, the touchscreen MIGHT be fine, idk). The phone is full-disk encrypted with a PIN and the ...
4
votes
2answers
4k views

Erase successful, but not automatically formatting. Can't determine partition type - Jelly bean 4.1.2 with Nexus S

While I ran the command - fastboot flashall -w I got the following error - -------------------------------------------- Bootloader Version...: I9020XXLC2 Baseband Version.....: I9020XXKI1 Serial ...
4
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1answer
2k views

Extracting the radio firmware image from an Android phone

How do you pull radio images off an Android device? Is there any way to do this?
3
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3answers
22k views

Fastboot erase system not working

My device: Karbonn A52+ Android 4.2.2 Mediatek MT6572 CPU Root Access: Yes Bootloader: Unlocked I'm trying to flash the official system.img of my device's stock ROM which I have with me, over ...
3
votes
1answer
9k views

Creating and flashing image to Android device

I have created an image of my Android device (Lenovo A6000) using the command adb shell -c su 'dd if=/dev/block/mmcblk0p23 > data.img' Now I would like to flash this image to the same device, ...
3
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0answers
6k views

fastboot oem unlock: hangs with `…'

First of all, I am a newbie to Android. I am using Ubuntu Gnome 14.10 to run all the commads. I am trying to unlock the bootloader of my Lenovo A536 (stock Android 4.4.2 aka KitKat). Here is what I ...
2
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0answers
787 views

Stuck in LineageOS boot logo when installing on Xiaomi Redmi Note 5 global

I booted TWRP 3.2.3-0 using fastboot, then followed #5 unlocking fastboot to install it permanently on my Xiaomi Redmi Note 5 cause of the problematic anti-rollback from Xiaomi. Next, I installed the ...
2
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1answer
2k views

Enable USB debugging in an Android broken screen

I have a broken display which belongs to my friend. The mobile can power on but the display is still blank. I need to enable USB debugging to recover the data. While doing so there are these following ...
2
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0answers
508 views

Backup encrypted data from Android with broken screen

short story is as follows: I have a Sony Xperia M2 with display suffering from water damage. It's completely black but it's still working, booting and responding to touch. However, I need to enter my ...
2
votes
0answers
625 views

Issue with fastboot giving remote: Command not allowed

I have an Honor 5C that I try to modify bootloader variables. First I need to get the list of variables by doing fastboot getvar all but it returns me an annoying: aaaaaaa@bbbbbb:~$ fastboot getvar ...
2
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1answer
1k views

Differences between fastboot erase and fastboot format

I have an asus zenfone 2 laser with radio problem:it doesn't take the line.I want to format modem partition to see if the problem could be solved.I jave a doubt:what is the difference between fastboot ...
2
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0answers
1k views

What dose “Enable OEM Unlock” do, and how can I do it through a root shell?

Looking at this Samsung Galaxy A8 question, I was looking to do something on my nexus 6p. I would like to enable OEM unlocking, the developer setting. Due to the problems my device is experiencing, ...
2
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0answers
3k views

Data recovery from android device with broken screen

Situation Summary - I have an Android device with a broken screen, LCD and touch I have an android phone (BQ Aquaris E4.5 Ubuntu Edition, which I have flashed with the Android firmware for the E4.5 - ...
2
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0answers
401 views

Mounting encrypted partition from PC - is there anything I can do?

Okay, so basically I have the same problem identified here, except instead of a broken screen, I accidentally broke the UI with this bug. And all I want to do is mount the encrypted partition so I ...
2
votes
0answers
855 views

Any chance to unbrick relocked HTC One M7 with S-on and a old copy of the RUU.zip

Background After 1 year of use, the most recent OTA to my HTC One rendered several key features, including the notification bar and the home and back buttons, unusable , effectively soft-bricking ...
2
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0answers
569 views

Stuck in Fastboot mode after flashing custom ROM on Xiaomi Mi3W

I flashed MIUI fastboot ROM on Xiaomi Mi3W since I had problem booting it. It was a old ROM but now nothing happens except it is stuck on fastboot mode. It doesn't even charge the battery. I tried re-...
2
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0answers
1k views

How to recover Nexus 5 data from memory chip

Edit 2: My Nexus 5 doesn't boot up the OS or the Recovery, but it boots the Bootloader. The service people speculate that the power IC isn't able to supply enough power for the first two but it's ...
2
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1answer
1k views

Oppo find 7: bootloader re-lock impossible?

I tried to relock the bootloader on my Find 7 (which I'm pretty sure was unlocked since I installed a custom rom). fastboot oem lock ... After that nothing. Windows console is "stuck". Any clue?
2
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0answers
1k views

Are there other ways to enter fastboot mode if the power button is broken?

I've dropped my phone (ATRIX HD) and now it isn't turning on. The thing is when I connect to charger it shows the green light and start to boot (Motorola logo appears) but then it keeps restarting ...
2
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1answer
5k views

BOOTLOADER - USB Device Not Recognized

I am currently using a ROOTED "Huawei MediaPad 7 Lite" tablet and am having issues entering the bootloader. When powered on and connected to a PC, the device is seen in adb using the command adb ...
2
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1answer
2k views

Device freezes after trying to reboot with bootloader

I have been trying to unlock my bootloader as per the instructions found here. I already have installed the drivers from Google USB driver folder that comes in Android SDK "extras" folder. However, ...
2
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0answers
338 views

OS Features missing after upgrade to Android 5.1

I just updated my Nexus 5 from Android 5.0 LPX13D to 5.1 LMY47I. Some components of the OS now seem to be missing. When I scroll with two fingers from the top of the screen I only get the ...
2
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0answers
3k views

Recover data from non-booting Android

I have an HTC Once Mini that will not boot. It has stock firmware on it (no root, no replaced bootloader, no custom recovery, just plain old stock HTC firmware). It will start to the bootloader and ...
2
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0answers
745 views

Asus Transformer Tab tf300t stuck on asus screen. No ADB, no fastboot, no recovery, no os

I'm very happy with cm11 on my Galaxy s3 so i wanted to try it on my tf300t. First i unlocked the bootloader which i succeeded in doing. Then i flashed clockworkmod recovery via adb. However, when i ...
2
votes
1answer
2k views

Meaning of Options in FastBoot Flash Menu

I've just bought my first Android device, a Motorola Moto G. Following the official guide on Motorola website, I learnt about FastBoot Flash Menu. Here there are several options. I'd like to know what ...
2
votes
0answers
4k views

Unbrick HTC Desire

This is my output of fastboot getvar all (bootloader) version: 0.5 (bootloader) version-bootloader: 6.93.1002 (bootloader) version-baseband: 5.17.05.23 (bootloader) version-cpld: None (bootloader) ...
2
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0answers
2k views

Installing Android using only fastboot on HTC Vision

I lost my system somehow. My phone turned off and reboots during starting up. I'm only able to go to hboot (fastboot/recovery etc.) on my phone, and I'm unable to run Android system. I have tried ...
2
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0answers
4k views

Installing custom ROM on HTC phones over Fastboot or ADB

I am trying to build CyanogenMod for Sensation. After building I have update.zip, which I can install over CWM recovery manually. But how do I install the ROM over Fastboot or ADB in order to automate ...
1
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0answers
71 views

How to unlock teclast p80x bootloader?

In the Developer menu, I have enabled "Unlock OEM". I run the following commands in adb, and get the following errors: fastboot flashing unlock = FAILED (remote: 'Not implemet.') fastboot: error: ...
1
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0answers
48 views

Fastboot Xiaomi system partition problem

I am trying to upgrade Xiaomi Mi A2 Lite to Android Pie via fastboot ROM images. It was on Oreo, initially. Had TWRP installed in boot.img because it is an A/B slots device. TWRP is officially ...
1
vote
0answers
30 views

fastboot doesn´t see device but device manager & windows does

I am trying to unlock the bootloader of my Umidigi F1. ADB works, recognizes my phone but once I get into fastboot mode, fastboot devices does not display and devices. I did install all the drivers ...
1
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0answers
36 views

fastboot cannot see my phone (moto3g) when adb can

Introduction: My phone is moto3g (bootloader unlocked), my OS is Debian GNU/Linux 10 (buster) and I want to install Debian native on it. To do so, I need root my device, and to do it i have to use ...
1
vote
1answer
120 views

How root huawei y7 trt lx1/ switch slot?

I am trying to root my phone, I unlocked bootloader I have uploaded Magisk-v16.6 to internal storage I flashed by many twrp versions (fastboot flash recovery TWRP_3.2.3_TRT-LX1_by_kiruha_21.img/ ...
1
vote
0answers
37 views

I am unable to enable cam2api on my ZMPM1, what should I do?

I have installed the latest versions of adb and fastboot and qualcomm usb driers for my phone - zenfone max pro m1. I tried running the command - "fastboot devices" and it runs perfectly ( when I have ...
1
vote
1answer
2k views

Is there a way to enable USB debugging from fastboot?

I have a Nvidia Shield Tablet that froze on me. After powering down it hangs on the nvidia boot up screen when I try to boot it up. Nvidia support says it is a 'soft-brick', as I can't get into ...
1
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0answers
108 views

Cannot install TWRP

I am trying to install TWRP on my android phone. My problem is that when I try to flash the img file the download starts but it doesn't get all the way through and just throws command failed at me. ...
1
vote
0answers
135 views

Device boots old version after update TWRP

Out of the blue, my tablet (Samsung Galaxy Note 10.1 wifi) made a reboot and got stuck in the loading screen. So I tried to install a new ROM (sideload), but noticed that I can't because then the ...
1
vote
0answers
15 views

Nexus 10 boots into fastboot, but not into anything else

I am stuck with what seams like a dead Nexus 10 or a stupid issue. If the device is powered off -- And I hit vol+ vol- and pwr -- It boots into fastboot. After that, no joy. I get black screen if I ...
1
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0answers
82 views

Cannot reach fastboot from Recovery Mode

Beforehand: Sorry for asking. I was sure this wasn't duplicate. I have made myself a soft brick. The story: used kingoroot or something similar, then was too much in a rush hitting the "yes, please, ...
1
vote
0answers
47 views

unable to flash stock rom in swipe elite plus

I'm trying to flash MIUI 8 on my Swipe Elite Plus. It fails and the is device not booting; it's stuck into the Videocon boot logo. After that I successfully flashed the Swipe Elite Plus stock ROM, in ...
1
vote
0answers
230 views

Can't boot into fastboot from Error Mode screen

I have a Huwaei P9 Lite (2017) with unlocked bootloader, build number PRA-LX1C432B172. Both recovery partitinons probably got damaged and the phone just hangs in the Error Mode screen (just like in ...
1
vote
1answer
5k views

How to fix phone booting only into fastboot mode after flashing a custom ROM?

I have a Wileyfox Swift and I have tried to install lineageos 15.1 by following the tutorial that can be found on the lineageos website. I have successfully installed adb, twrp and used it to install ...
1
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0answers
36 views

Advice to recover a bootlooped One plus One

Tldr: I now have a phone that works when it is plugged in but continuously reboots when it is not, shows the Oneplus logo and then reboots again. I am able to boot into TWRP or fastboot. I tried a ...
1
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0answers
171 views

xt1527 in boot loop with usb debugging disabled

a couple days ago my xt1527 started acting weird. Gapps started to crash out of nowhere. Today, every app that I tried to open crashed 2 seconds after, so I turned my device off to reboot and see what ...
1
vote
1answer
374 views

What is “flash” partition?

I were going to flash recovery, but this happened: $ fastboot flash flash twrp-3.2.3-x_blu_spark_v8.83_treble-op5_op5t.img Sending 'flash' (28672 KB) OKAY [ 0.675s] Writing 'flash' OKAY [ 0.013s] ...
1
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0answers
2k views

Trying to boot into twrp using fastboot gives the error FAILED (remote: unknown command)

Using Razer phone on android version 7.1.1. Bootloader unlocked. This is how I go: Enter bootloader. Type fastboot boot twrp Get following error: C:\Users\SSD\Desktop\PATH\platform-tools>...
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0answers
27 views

How to set the OS to main start instead of the recovery?

I have a Moto E 1st Gen and it got into a loop, so I flashed it, installed TWRP and upgraded to Android 5.1, everything went fine (I guess) but when I power on the device, it starts on the recovery (...
1
vote
1answer
215 views

Input Keyevent in fastboot mode?

I'm trying to unlock the bootloader of my old Alcatel OneTouch Idol X+. I got to the point where my phone would ask me to press volume-up to confirm that. Due to a bug of which i read several times ...