Fastboot oem unlock unknown command The users can unlock the Bootloader only after requesting. Step-by-Step Guide on How to Unlock the Bootloader using Fastboot on Android Devices For your ease and understanding, we have split this guide into six steps. serialno Enter the serial you get from Nov 26, 2021 · I don't know if it is the same for Xperia 1 iii, but my Xperia 10 iii has both fastboot mode and fastbootd. Trying to get the bootloader unlock code for N200. Dec 19, 2019 · EDIT: i could help me myself; you need to enable the dev settings, check the oem unlock (and usb debugging), reboot to bootloader and use "fastboot flashing unlock". usb debugging enabled network unlock status unlocked. Bootloader is unlocked and communicating with ADB Fastboot Oct 17, 2017 · They say for that device you don't need a unique code for bootloader unlock and that the command fastboot oem get_unlock_data doesn't work. ly/Subscribe-MCH ️ Tutorial Link ️ https://miracomohacerlo. apk run command -- adb shell getprop ro. I have found other posts on FAILED (remote: unknown command), but so far, they have all been about oem option for fastboot, which is not in fastboot help, nor am I using this particular option. It works as a communication bridge between your computer and your Android device. oem_unlock_supported を 1 に設定します。 256GB US version here. boot to fastboot mode and run fastboot flashing lock Apr 4, 2022 · I use the command "fastboot devices" to test if fastboot is working and detecting my device. - Running fastboot oem unlock gives me: FAILED (remote: 'unknown command') So I'm stuck. Make sure you are booted into fastboot mode as fastbootd won't work. Fastboot commands work only when your device is booted into the Fastboot or bootloader mode. May 30, 2018 · So my question is, is there any command that I could enter in adb shell or TWRP Terminal Command that would allow me the flash a new recovery? Now the Android user interface for this phone does not work, but fastboot, adb and TWRP still work. Jan 10, 2021 · in my case i want to relock bootloader but when i try to use fastboot oem lock it show me this: D:\new download\platform-tools_r31. but beware; the phone makes a factory reset. Using USB 2. img from zui website Sep 9, 2023 · 当您尝试在fastboot模式下执行fastboot flashing unlock命令时，可能会遇到FAILED (remote: 'Unrecognized command flashing unlock')的错误提示。这可能是由于您没有正确进入fastboot模式、没有解锁OEM解锁选项或没有安装fastboot二进制文件。在本文中，我们将为您提供详细的步骤，帮助您解决fastboot模式下解锁失败的问题。 But Fastboot error "unknown command" with: fastboot oem unlock or fastboot flashing unlock or fastboot reboot or fastboot continue. But it seems that device doesn't recognize it's allowed to unlock. fastboot flashing unlock Select "UNLOCK THE Dec 1, 2020 · Fastboot unlocking of any device is a quite easy and simple process. Is there a possibility to reset back to stock ROM or unlock the OEM bootloader from fastboot mode with some secret code? Mar 27, 2025 · Once in the bootloader mode, to unlock the bootloader and enable partitions to be reflashed, run the fastboot flashing unlock command on the device. First of all, in the instructions they ask you to put the device into "fastboot mode". . fastboot flashing unlock On the other hand, if your device was launched before 2015, then the below command will Sep 6, 2021 · 1. I'm my experience, the OEM Unlock feature is either grayed out or not available at all if the phone wasn't meant to have the bootloader unlocked. "command not supported in default implementation" on fastboot oem get_unlock_code. 2-windows\platform-tools>fastboot getvar all (bootloader) parallel-download-flash:yes (bootloader) hw-revision:10000 (bootloader) factory-mode:0 Jan 19, 2025 · Here is a list of fastboot oem commands. If you are having a device from Google Nexus, Pixel or any other OEM launched in 2015 or later, then enter the below fastboot command to unlock the bootloader. When I try with the phone, it says me: “incorrect code” despite I’m connected to internet with wifi. Am I missing something? Is there another method for unlocking the bootloader on newer OnePlus devices, or is this model using a different unlocking process? Dec 15, 2024 · MUST use iPlay40 fastboot version or else it will fail using commands. As such, the Explore More! How To Fix FASTBOOT errors - FAILED (remote: unknown command), FAILED (command write failed) etc. after this flashing works. Try just using the unlock command: Aug 14, 2021 · Enter: Fastboot oem unlock it should output with OKAY, If it gives you unknown command, try a USB 2. 3-windows\platform-tools>fastboot oem lock FAILED (remote: 'unknown command') fastboot: error: Command failed how can i relock bootloader ? (my oem unlock turn grey and i can't disenable it) btw i use BS2 can anyone help me pls? Sep 25, 2020 · fastboot commands. Sep 2, 2024 · 'fastboot devices' returns serial number, HA1YSGQ2 'fastboot oem device-info' returns: unknown command device-info 'fastboot getvar all' command returns: C:\Lenovo_fix\platform-tools_r33. May 1, 2019 · It is a brand new UMX Tracfone with android 8 on it. First of all, I confirm that my smartphone doesn't have the "OEM Unlock" option. I'd highly suggest you watch youtube tutorials if you are not really into these stuffs. Some of them might work, some of them might not. Some of them might brick your phone. Do keep in mind that the below command will wipe off all the data. Oct 27, 2021 · Also this error "fastboot error command failed write to device failed (unknown error))" After this if we want to execute any other fastboot command also, (like flashing custom recovery)the device constantly pops up same message and ultimately we fail. I got these from the abl image using ghidra. i did try and download sdk tools again. 0 A to C cable. I ran `adb reboot bootloader`, then ran `fastboot devices` In the wiki for Sony phone, during the procedure "Unlocking the bootloader" After running "fastboot oem unlock" + unlocking NB the feedback is FAILED (remote: unknown command) Any Ideas? I have run it in both root and regular in terminal Sep 12, 2018 · STEP 6: Unlock Bootloader Now comes the important part. I have enabled OEM unlocking I have enabled USB debugging ^^ ---> developer options. please help. Oct 28, 2023 · Hello, as some of you may know, you need a device id from a motorola phone and put it in the motorola website for an "unlock key" to unlock the bootloader. USB debugging is enabled, MTP mode also. I’ve got this message: . Manufactures put a policy of requesting for bootloader unlock token in some devices. Basically, the following command Fastboot oem get_identifier_token is hitting the Before i able to install successfully with this same command> "fastboot flash recovery", because of my muscle memory. Of course I correctly enabled the Developer options menu (otherwise, how could I enable the USB Debugging option?), but the OEM Unlock was simply not visible (take a look to the following picture), anyway that is NOT important. Jun 20, 2020 · 4 I'm having issues unlocking my Nexus 7 2013 WiFi's bootloader, and it was suggested that I try fastboot oem unlock-go instead of fastboot oem unlock. As in the error, fastboot bbk unlock_vivo is used to unlock the bootloader. Jun 2, 2023 · If you're one of the victims to receive the Fastboot FAILED (remote: Command not allowed) Error then follow this guide to fix it. I am at a loss as to how to unlock MY Canadian Pixel 4a 5G phone. Aug 14, 2022 · I just got my OnePlus 10 Pro, and am trying to unlock the bootloader. Jan 26, 2022 · I tried everything, I have a SAMSUNG GALAXY A02s. 0 port and then turn off your phone and while its booting up enter the command before you boot into fastboot. On your device, press the Fastboot key (Volume Up) at the same time as you connect the other end of the USB-cable. Nov 7, 2020 · I've tried to unlock my device with enable OEM unlock in the developer options, because it is needed for enable VoLTE in my regions (with QPST). Oct 12, 2025 · But you can still unlock Google, OnePlus, and many Android devices by the fastboot OEM unlock command. I recently bought an android phone (motorola), and I couldn't unlock the oem. After setting, the unlock mode persists across reboots. com/solucion- ️ In this video, you'll learn the solution to the 'Fastboot oem Feb 24, 2023 · phone goes into fastboot mode (by turning on while holding volume) "fastboot devices" command returns my phone is in fastboot and connected "fastboot oem unlock 0xPASSWORD" returns FAILED (remote: 'Command not supported in default implementation') and fastboot: error: Command failed I have no idea what to do or try from here. OEM Unlock enabled. 002s] Writing 'Unlock' FAILED (remote: 'Flashing is not allowed in Lock State') fastboot: error: Command failed Jun 10, 2022 · Hello, I tried to unlock oem in developers options. 5-windows\platform-tools> . img) or pretty much every command I enter (except fastboot getvar all and fastboot devices), I get the same message FAILED (remote: unknown command). 0. To boot into fastboot mode: Turn off your device. img Sending 'Unlock' (5 KB) OKAY [ 0. oem_unlock_supported プロパティは、デバイスがロック解除のフラッシュに対応するかどうかに基づいてビルド時に設定する必要があります。 デバイスがロック解除のフラッシュに対応する場合は、 ro. Sep 12, 2018 · After all above procedure done than, You run that commend "Fastboot oem get_unlock_data". Subscribe to support the channel! ️ http://bit. I first enabled developer option and turned on USB debugging. Older get_identifier_token command is no more needed. Apparently "fastboot devices" command works and recognizes the device, along with other fastboot commands like "fastboot reboot bootloader". /fastboot oem get_unlock_data FAILED (remote: 'unknown command') May 31, 2021 · Hi! I'm trying to unlock the bootloader of my Lenovo Tab P11 (TB-J606F, Latest software), but none of the command (without fastboot devices) works I've tried : fastboot oem unlock fastboot flashing unlock Also, I got sn. " Allow bootloader get unlocked " is enabled in developer options, and so is USB debugging. From recovery mode I could see my device (fastboot devices) but when I tried to get the unlock string with the command "fastboot oem get_unlock_data" it seemed stuck. Sep 8, 2016 · I've been able to unlock the bootloader. com May 6, 2022 · So I have no access to anything (not even adb) except to the restricted (because OEM is locked) fastboot command. g fastboot flash laf laf. Every advanced fastboot command in fastboot mode returns "FAILED (remote: 'Command not supported in default implementation')". after 2 days of web searches. Download install SpreadTrumTools-20200317. Jun 6, 2025 · Tecno devices often trigger the “Failed (remote: ‘unknown cmd’) fastboot: error: Command failed” message when attempting to unlock the bootloader with standard fastboot commands. But some android devices don’t allow direct Fastboot OEM Unlock of the Bootloader. If you can't find a tutorial regarding the specific model of your phone, watch general videos relevant to the company of your phone. It properly returns with "014FFB290D006013 fastboot" I attempt to use the command "fastboot oem get_unlock_data" It returns with an error: "FAILED (remote: 'unsupported command') fastboot: error: Command failed" Aug 24, 2025 · In this post, we will guide you on how to unlock the bootloader on any Android smartphone using ADB and Fastboot tools and simple commands. It's not only this command but fastboo oem device-info also returns the same. The bootloader logs say on the phone cmd: oem get_unlock_data. Feb 28, 2020 · I'm trying to flash Google factory image file on nexus 6P but it always stops at the same point. Apr 21, 2022 · 一般都是在没有进入 fastboot 下或者驱动没有正确安装的情况下才会出现此问题。 解决方案：请确认手机是不是进入了 AP Fastboot 模式，数据线是否是连接好，Motorola 驱动是否正_failed (remote: 'unknown command') fastboot: error: command failed Jan 22, 2022 · Yes I have allowed the bootloader to be unlocked by enabling OEM unlocking in the developer settings and I have also enabled usb debugging. Mar 6, 2024 · Retrieving the device ID Correct Boot Mode Following the official instructions of Motorola, I first tried to retrieve the "device id" by running fastboot oem get_unlock_data. I also deleted the two adb key files in C:\users\ {USER}\. enable oem unlock in developer option 3. android STILL I can't unlock my bootloader via fastboot Dec 10, 2021 · So, first I enabled USB debugging, connected my phone to computer and booted into fastboot by adb reboot bootloader. Instructions Connect your device and PC, then simply run below command. Both seem to act the same on my device, however both also fail on my device so it is possible that the difference appears after the failure on my end comes. I followed that guide and everything worked up until step 10: Run ' fastboot oem get_unlock_data ' where I get the following: c:\platform-tools>fastboot oem get_unlock_data (bootloader) Failed to get unlock Jul 7, 2020 · Bootloader can now be easily unlocked as same as Pixel devices. Using these commands, you can reboot the bootloader, enable or disable OEM unlock, and flash factory images or Aug 12, 2021 · 0 I have been trying to unlock my devices (zefnone 5 t00j) bootloader, when i type fastboot oem unlock i get FAILED (remote: 'unknown OEM command') fastboot: error: Command failed on the cmd, and when i type fastboot flashing unlock i do not get anything on the cmd, but i get "RESULT: FAIL(unkown command) on my phone. fastboot oem acvp fastboot oem avb_menu_delay Apr 1, 2022 · I was trying to unlock the bootloader of an old Redmi Note 4x, Downloaded fastboot and adb. enable developer option 2. I tried power shell and CMD. So, what am I missing here? Why is fastboot complaining about flash option? Jul 12, 2021 · having the same problem with my qlink tablet but when using command fastboot flashing unlock it returned fastboot oem operation fail: unknown cmd' : error: command failed This is my first time rooting anything help please? Nov 25, 2020 · `fastboot oem unlock` results in unknown command (Alcatel 1s) Ask Question Asked 4 years, 11 months ago Modified 1 year, 11 months ago Jul 5, 2015 · How did you unlock it in the first place? I tried "fastboot oem unlock" and all I get is: FAILED (remote: unknown command) Dec 4, 2015 · Hello Everyone! I am trying yo unlock the bootloader with no success. After runing thant command, You will not get "FAILED (remote: unknown command)" See full list on droidwin. I've enabled USB debugging, and enabled the option to allow the bootloader to be unlocked in the Developer Settings. May 14, 2022 · We are close, finally, to bootloader unlock on this device Tonight, boredom, couldn't sleep, i popped out my 10 pro and started playing with it and found new stuff!! fastboot oem device-info - this command gives you the following info about Jul 1, 2020 · can anyone help me plz when i run fastboot oem unlock it say failed remote unknown command here is my full command line Microsoft Windows [Version Jun 12, 2023 · The problem with you, as far as I think, is that you did not enter the fastboot mode on your device. GitHub Gist: instantly share code, notes, and snippets. On Linux I also used chmod +x * / chmod +x "folder directory", so its not a permissions issues. Feb 24, 2020 · C:\Users\RyeMc>fastboot flashing lock FAILED (remote: 'Unrecognized command flashing lock') fastboot: error: Command failed im going to go double check my path make sure it still exist. I tried finding OEM unlock option which was Jul 15, 2021 · I have also tried "fastboot oem unlock" and get "remote: Invalid oem command unlock" back. Did it work? If Oct 16, 2020 · With all these pieces of information in hand, read on the below guide on how to Unlock Bootloader on Android Devices using Fastboot. So why have the option to unlock it, if fastboot commands won't let you unlock? And > fastboot devices R9TR11AW1N fastboot So the device is running fastboot. however fastboot devices is detected: C:\Program Files (x86)\Minimal ADB and Fastboot>fastboot devices -OEM Unlock is enabled in dev settings -USB debugging is enabled -"fastboot devices" command recognizes tablet when plugged into Windows PC but all other commands fail ro. /sn. Proceed with caution. May 4, 2025 · My device gets displayed when I type fastboot devices However, none of the 3 USB ports give me a response when I type fastboot oem get_unlock_data nor does the command finish. Friends, I need to unlock the bootloader to root, lg developers have written a forum to open it, they want ime and device id. I want to unlock the bootloader of my device. May 20, 2025 · What is Fastboot? Like ADB (Android Debug Bridge), Fastboot is a command-line protocol on Android devices. Connect a USB-cable to your computer. When I try to unlock oem with the command line, the fastboot command doesn’t work. Jul 1, 2015 · They said on the other thread that this variant comes with the bootloader already unlocked but whenever i try to enter a command (e. Both "fastboot flashing unlock" and "fastboot oem unlock" both return "FAILED (remote: 'unknown command')". After that I tried to run command fastboot oem unlock. However, trying to get the device ID results in this: PS C:\Users\user\Downloads\platform-tools_r34. In fastboot mode, running this command results in Nov 10, 2024 · C:\Users\{windows user name}\Desktop\google aosp\google aosp>fastboot flash Unlock . Suggestions for me?. /fastboot oem unlock FAILED (remote: ‘unknown command’) fastboot: error: Command failed fastboot oem unlock adb: unknown Jun 24, 2025 · However: - Running fastboot flashing unlock just returns the help menu for fastboot. On this page, follow the steps to learn how to unlock the Android bootloader via the Fastboot Command. qklfm dctzt ahsu fgui lgfzjl iep egei ujrog kumkpd upndq winwj grzlaso xsvsqw vjm qlh