ADB IS NOT RECOGNIZED AS AN INTERNAL OR EXTERNAL COMMAND OPERABLE PROGRAM OR BATCH FILE

ADB and Fastboot are amazing command-line tools that let your computer connect with your Android device. ADB can communicate with your phone to debug and make changes. If you are getting “ADB is not recognized” or “ADB command not found”, or “Fastboot is not recognized” error while trying to use ADB commands, here are some easy fixes to make ADB detect your device.

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Below is a list of just a few things that you can do using ADB commands.


Possible Reasons behind ADB Error

There may be various reasons why you are encountering the “adb is not recognized…” error in the Command Prompt. Depending on the scenario, the error message you get may differ. Below is a screenshot os the error that deliberately I recreated on my Windows 10 PC.


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Fix Fastboot is not Recognized Error

The fixes I suggested above to solve ADB or ADB command not recognized error will also fix the following issue.

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"fastboot" is not recognized as an internal or external command, operable program or batch file.However, if you’re still getting the Fastboot is not recognized error while flashing TWRP.img file, a factory image, or root your Android device, here’s how to fix it. The solution should also work if Fastboot is not detecting a connected device.

First of all, make sure you have downloaded the SDK Platform tools from above and extracted the downloaded zip file.Open the ‘platform-tools‘ folder.Reboot your Android device into the Fastboot Mode using the following command.

adb reboot fastbootWhile your device is in Fastboot Mode, use a compatible USB cable to connect it to the PC.Then launch a command window from the ‘platform-tools‘ folder. I have already described 3 ways to do that above.It’s time now to execute the following command.fastboot devicesIf you get the list of attached devices in the command window, it means everything is fine. However, if encounter any of the following issues, try plugging out the USB cable and insert it again. If it still doesn’t help, try to reboot your phone and PC and try again.Fastboot not detecting deviceFastboot devices not showing in cmdFastboot waiting for deviceThe Fastboot is not recognized error should be gone.

If you are still getting any ADB or Fastboot related issues, please let us know!