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 You may also get the “ADB command not found” error if you have an outdated version of ADB and Fastboot drivers.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.

Get adb in android studio