[Firefox][Resolved] Message: 'geckodriver' executable needs to be in PATH in window platform

WebDriverException: Message: 'geckodriver' executable needs to be in PATH.

Step 1) Download geckodriver.exe

In window platform meet this error, download geckodriver and unzip downloaded file
https://github.com/mozilla/geckodriver/releases

 

Step 2) Move geckodrive.exe to Firefox installation directory

Cut the geckodriver.exe and paste to firefox's installation directory, an reference from mozilla official site :

I am using windows and 64bits firefox, so the installation directory is C:\Program Files (x86)\Mozilla Firefox :

Step 3) Set environment variable

start command prompt and run this command:

set PATH=%PATH%;C:\Program Files (x86)\Mozilla Firefox

or set it via control panel :

Step 4) Restart your command prompt

Restart the command you used for load geckodriver.

Reference

http://kb.mozillazine.org/Installation_directory
https://github.com/mozilla/geckodriver