Update or Replace Web Browser Drivers and Selenium

Estimated reading time: 1 minute

For manually replacing and updating other versions of WebDrivers and Selenium, please refer to this guide

Katalon Studio team strongly suggest users NOT to manually replace or update any WebDrivers. Any changes in drivers may cause runtime bugs for Katalon Studio application.

Katalon Studio V5.1.0How to Replace 
 WindowsMAC OSX
Selenium 3.7.1
  • Download the desired Selenium version here (Select only Selenium 3.0+ and higher version than 3.7.1)
  • Delete existing selenium-server-standalone-3.x.jar
  • Copy preferred driver into this folder
    <Katalon Studio folder>\configuration\resources\lib


  •  /Applications/Katalon Studio.app/Contents/Eclipse/configuration/resources/lib
Chromedriver 2.33
  • Download preferred Chromedriver here
  • Copy downloaded Chromedriver and paste into Katalon Studio folder

You can use 32-bit Windows Chromedriver for both 32-bit and 64-bit Windows.

    • <Katalon Studiofolder>\configuration\resources\drivers\chromedriver_win32
    • <Katalon Studiofolder>\configuration\resources\drivers\chromedriver_win64


  • /Applications/Katalon Studio.app/Contents/Eclipse/configuration/resources/drivers/chromedriver_mac
Firefox (Gecko Driver) 0.19
  • Download preferred Gecko Driver here
  • Copy downloaded Gecko driver and paste into Katalon Studio folder
    • <Katalon Studio folder>\configuration\resources\drivers\firefox_win32
    • <Katalon Studio folder>\configuration\resources\drivers\firefox_win64


  • /Applications/Katalon Studio.app/Contents/Eclipse/configuration/resources/drivers/firefox_mac
IEDriverServer 3.6.0
  • Download preferred IEDriver here
  • Copy downloaded IEDriverServer and paste into Katalon Studio folder
  • <Katalon Studio folder>\configuration\resources\drivers\iedriver_win32
  • <Katalon Studio folder>\configuration\resources\drivers\iedriver_win64