
Click on the file explorer’s File tab and select Open Windows PowerShell. Click in the folder address bar, type “ cmd” and press the Enter key. Open the ‘platform-tools‘ or the folder that contains the ADB and Fastboot files.Since the official ADB and Fastboot drivers are not installer files, you are supposed to direct the Command Prompt to the exact path or location of the ‘ platform-tools‘ directory. Fix 2: Execute ADB Command from the ‘platform-tools’ Folder In case you have a very old version of Platform-tools, you should update them. I would recommend you download the latest version of Android SDK Platform Tools zip for Windows directly from Google servers. The best and safest source to download the latest ADB and Fastboot driver is Google itself. You must remove and uninstall any such 3rd-party drivers if you have them installed. Must Read: Use ADB Commands on Android Devices without Root Now that we know what could be the reason behind the ‘adb’ is not recognized as an internal or external command error, let’s try to solve the problem. In case you are getting ‘adb or fastboot command not found error’ on Mac, read my tutorial to solve the issue. In case you are trying to flash an OTA update.zip, a factory image, or a custom recovery image (twrp.img, for instance), make sure you have saved the files to flash in the ‘ platform-tools‘ folder along with ‘adb.exe’, ‘fastboot.exe’, etc.That’s to say, you haven’t set the correct path under User variables or System variables. You haven’t set up system-wide ADB and Fastboot on your Windows 10 PC.If you are trying to run ADB command from a location where ‘adb.exe’ and ‘fastboot.exe’ are not present.Installing the latest Android SDK Platform-tools on your PC might fix the problem. You may also get the “ADB command not found” error if you have an outdated version of ADB and Fastboot drivers.The reality is, you must download and set up the ADB and Fastboot drivers additionally. Many people think that ADB and Fastboot are present on their Windows PC by default.So, if you’re getting the “adb is not recognized as an internal or external command” error in the cmd window, it could be due to one of the following reasons. ‘fastboot’ is not recognized as an internal or external command, operable program or batch file. ADB : The term ‘adb’ is not recognized as the name of a cmdlet, function, script file, or operable program.
