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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1answer
407 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 ...
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176 views

flashing boot.img separately vs flashable single zip for custom rom?

I have seen different methods to flash custom ROMs? 1) For my phone where I recently installed a custom ROM, first I flashed a custom recovery TWRP using fastboot flash recovery recovery.img. In the ...
2
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0answers
127 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 ...
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1answer
81 views

How to connect a Motorola Xoom 2 ME (MZ607) on fastboot mode to a PC?

I am trying to connect a Motorola Xoom 2 ME (MZ607) on fastboot mode to my laptop running Windows 10 as per described here: https://goo.gl/ln57PX When the system loads, Windows recognizes the ...
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0answers
53 views

ubuntu fastboot devices not returning anything

I have tried the following for Note 3 running kitkat 4.4.2 Downloaded android sdk and hence using the latest fastboot (adb can see device) Added myself to plugdev grp and setup udev mentioned below. ...
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0answers
46 views

Correct build choice for Nexus 7 lunch

I've been trying to install a kernel/bootloader/etc for my Nexus 7 wifi only model tablet and got this error from fastboot flashall, Device product is 'flo'. Update requires 'msm8960' or 'deb'. ...
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0answers
270 views

Cannot use ADB on a bricked phone

I'm trying to unbrick a soft-bricked Android phone, and many tutorials say to use ADB to fix it, but I cannot use ADB or fastboot, since the device is not reconized. It's a Lenovo Zuk Z1, I am running ...
2
votes
1answer
4k views

Fastboot oem get_identifier_token - FAILED (remote: unknown command)

Hello Everyone! I am trying yo unlock the bootloader with no success. Basically, the following command Code: Fastboot oem get_identifier_token is hitting the error of: FAILED (remote: unknown ...
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0answers
229 views

HTC Desire 816G cyanogenmod fastboot oem unlock issue

When i issue sudo fastboot oem unlock I am getting this error message ... FAILED (remote: unknown command) finished. total time: 0.002s How to solve this issue?
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0answers
1k views

Huawei P8 Lite - Bootloop after Rooting, Attempting to flash ROM

I got a new Huawei P8 Lite and unlocked the bootloader and rooted it. After that I updated the EMUI/System and rebooted it. Since I rooted it, it apparently doesn't like the update and is now in a ...
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0answers
53 views

Cannot enter lock screen Android 5.0

I cannot enter my lock pattern because the first row of dots does not accept touch input. The screen should be fine, since I can enter my PIN and and touch in the area everywhere else (camera, before ...
0
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1answer
191 views

Stuck in fastboot oem unlock (Fly IQ4503)

Trying to install another OS on my Android phone. Fly it isn't so popular phone, so I have lots of problems within installation. Also I used for this my laptop with Ubuntu 15.10. Now I'm trying to ...
1
vote
1answer
69 views

ADB and Fastboot displays different devices

I'm trying to unlock the bootloader of my device, Cherry Mobile Fuze, which is a port of Micromax A96. As seen on the screenshot, is it normal that the ADB displays a device that is different from ...
1
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1answer
12k views

Windows 10 Fastboot Driver

My Sony Z3 Compact is currently unusable and I would like to flash the Marshmallow version of FXP. Unfortunately it seems like I can't find any fastboot (or as device manager calls it: S1Boot ...
1
vote
1answer
674 views

XPeria L stuck in bootloop after flashing Ressurrection Remix ROM

Folks, I unlocked the bootloader and rooted my XPeria L without problems, I then installed TWRP, made a complete backup and tried flashing the Ressurrection Remix ROM. But the phone doesn't boot up ...
1
vote
1answer
942 views

Wipe /data/ but not /data/media/ through ADB shell or fastboot

I know I can use fastboot -w or fastboot erase userdata, but these erase /data/media/, the internal storage which is located at /data/media/0/..., which I don't want. Is there a way that doesn't ...
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0answers
41 views

Storex 805 softbricked?

I actually have a storex 805 (android tab, JellyBean) that seems to be bricked. When I start it the normal way it endlessly loads. When I press Volume+ and POWER, it ends up on a screen with a dead ...
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1answer
3k views

How to install Nexus 6 / 5X / 6P Drivers in Windows 7 properly where fastboot can see it?

I have the Nexus 5X drivers installed properly on Win7 64bit and it shows up in my device manager as Nexus 5x. I can verify that it gets detected as I see it in chrome inspect page. But when i try to ...
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0answers
150 views

how to use adb and fastboot oem to enable debugging?

Unlocked the bootloader, then changed boot animation(installed new logo.bin) and executed the command ADB fastboot OEM lock to re-lock the bootloader(so that the device is in secure mode).I have ...
0
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1answer
69 views

Fastboot not showing device, adb finds it

I'm having issues trying to get Fastboot to find my device. Interestingly ADB finds it. My specs are below: Computer: Ubuntu 14.04 Phone: One Plus Two Oxygen OS 2.1.1 james@james-Aspire-3830TG:~$ ...
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0answers
60 views

Unable to enter fastboot on Rikomagic V5

I am trying to use fastboot over USB from my Mac on a factory unlocked Rikomagic V5 stick PC. This device has no power or volume buttons, but it does have a little inset pushbutton that can be used ...
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0answers
145 views

After installing CyanogenMod 12+ fastboot is not working

I installed CyanogenMode 12+ in my S2 device. Every thing was working fine and I used fastboot to flash the ROM. After installing CM when I go to download mode again, fastboot didn't detect the ...
0
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1answer
447 views

Use of the -i argument in fastboot command-line?

I was planning to flash a custom recovery in my Yu Yuphoria. So I searched for it on Google, and found a download link along with a written tutorial. I'm acquainted with the fastboot commands, so I ...
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1answer
698 views

fast boot oem unlock does nothing. No output

I tried unlocking the bootloader of my Yuphoria with the following command fastboot -i 0x2a96 oem unlock But this is the output that I'm getting. ... OKAY [ 0.001s] finished. total time: ...
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0answers
237 views

Unable to flash boot.img in htc one v

I'm trying to install a new rom in my HTC one V. I could successfully do everything with my one V until I upgraded my windows 7 to windows 10. I already have CWM recovery. USB debugging is ON . I try ...
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0answers
4k 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 ...
2
votes
1answer
3k views

Flash Stock ROM (Mediatek) over Fastboot

I want to flash a stock ROM for my device with MTK6572 CPU which is meant to be flashed through SP Flash tool (scatter-based ROM) but I want to flash it through Fastboot. So can I do it by flashing ...
6
votes
1answer
15k views

Boot loop after flashing android 6.0 marshmallow on nexus 5 follow up

this question follows up on this one (but there are many other posts about this topic on the web.. see this reddit post and this xda developers post. I just want to approach this problem in a more ...
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votes
3answers
5k views

Trying to flash a system.img I took with dd - failing

Long-time UNIX guy here, but relatively new to the world of Android. Read on. EPISODE 1: A New Backup (I hoped) I have recently purchased an Asus MemoPAD (ME103K) ; I then became root, and took a dd ...
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0answers
2k views

System update fails with status 0, fota return code 409 (Zenfone 5)

On my Zenfone 5, I flashed recovery and fastboot versions 2.21.20.44_ww successfully. But when I send the package UL-ASUS_T00F-WW-5.3.3.3-user via adb sideload, I get errors. E: Can't open ...
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1answer
2k views

Does “fastboot flash recovery <recovery-file.img>” command work with any android device? [duplicate]

The command is used to flash a recovery. Do you have to use odin like tools to flash it or you can just use adb? Thank you
1
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1answer
462 views

Flashed wrong recovery on a QTAB with no bootloader or fastboot. What can I do?

Hey guys I was just tinkering, and it was stupid of me not to take a backup of any kind. Anyway, QTAB doesn't have a bootloader or fastboot menu. When I try adb reboot bootloader or fastboot, it goes ...
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0answers
9 views

error : archive does not contain android-info.txt and android-product.txt [duplicate]

I was trying to update my redmi note 4G in the fastboot mode but when entered a command to flash the update.zip archive I got the following feedback "" archive does not contain 'android-info.txt' ...
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0answers
92 views

this package is for D5803,z3c device this device is aries - Can't install Cyanogenmod

I have an Xperia Z3c with NUT's DualRecovery. I'm trying to install cyanogenmod, but apparently the device name is different. I'm not able to flash Cyanogen's recovery either, it fails on install.
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1answer
92 views

Fastboot command not working as expected

When I connect my android phone in fastboot mode and enter fastboot devices ,I get no output at terminal ,but when I enter fastboot -i 0x1ebf devices I get an output.I need -i option with every other ...
3
votes
1answer
562 views

Galaxy S4 Mini not recognized by Linux in Download Mode

I'm currently trying to root my Samsung Galaxy S4 Mini, so to install CWM, I boot the device into download mode using my Linux Mint 17.2 laptop: $ adb reboot bootloader Now, as intended, my phone ...
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0answers
108 views

Y300-0100 Hard Brik

I Have Huawei Y300-0100. And i cant go to recovery. Just fast boot and adb. And update screen (boot loader). I unlocked it before and now i cant lock it because i got invade key or image ...
0
votes
1answer
4k views

dtb not found error

am trying to boot philz_touch_6.55.0_dior.img in my xiaomi redmi note 4G through the andRoid debug bridge to my phone but when I write the command " fastboot boot philz_touch_6.55.0_dior.img " I get " ...
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1answer
135 views

my phone won't reboot from fastboot mode it keeps coming back to fastboot mode

I wanted to flash recovery.img in my phone but I accidentally flashed boot.img and now my phone is stuck in fastboot mode.
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1answer
395 views

Relock Y300 Bootloader

I have hauwei Y300-0100. I unlocked Bootloader Of My phone before for root it. Now i want to flash my phone with stock rom but i cant. I tried to lock my phone with fastboot but i gave an error: I ...
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0answers
266 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 ...
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0answers
251 views

Galxay note 2 not detected in fastboot mode under Windows 10

I recently updated my rooted note 2 (n7100) using omniROM 4.4.4 kitkat from here. After I flashed the recovery image and updated the ROM, my root got lost, and I was also unable to get into recovery ...
4
votes
1answer
411 views

How to get files off of Nexus 5 Android when LCD Screen + Touchscreen doesnt work?

So I have a Nexus 5 Android 32gb phone that boots up but the LCD screen and touchscreen doesnt work. I know because it gets detected on my computer. Also the bootloader is still locked, which means I ...
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0answers
196 views

System wiped on LGL31L, can't enter recovery or fastboot

I have an LGL31L (also called the "LG Access", it's an LG F70 D315 variant) that has a wiped /system/ (I accidentally wiped it while trying to resolve a bootloop after a botched factory reset), and I ...
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2answers
2k views

My Phone Stuck in boot screen How to recover?

I am using micromax canvas hd A116. I tried to install Custom ROM and I installed safely. After 1 Week I tried to reset my phone using factory reset under settings. After that my phone is not ...
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0answers
491 views

Yureka fastboot not detected in LINUX, but adb detects device

fastboot detects Redmi 2, but not Yureka. I am trying to install Cyanogenmod in Yu Yureka. When I tried installing the CM zip with default recovery, it failed stating "Signature Verification Failed". ...
2
votes
1answer
415 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?
3
votes
1answer
1k views

How to hard brick an android phone (Galaxy Nexus)?

I'm trying to figure out whether or not I managed to brick my android phone, a Galaxy Nexus*. Using ClockworkMod Recovery, I pretty much erased everything I could find (/data, /cache, /factory, ...
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0answers
43 views

Android Highscreen Alfa R stuck in recovery mode, help?

today the phone got stuck during normal usage and I had to unplug the battery in order to restart it. However, it is stuck in recovery mode. Selecting any option given by the recovery will just close ...
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0answers
63 views

What is the version-main meaning?

While in fastboot I can obtain the version-main variable by fastboot getvar version-main command. Sample input and output below: fastboot getvar version-main version-main: 4.21.69.4 What ...