actually this script has module to update. it’s petty similar like installation.
you have to update file in server ( you will see and update folder in download file, just upload the zip file and unzip in server )
now go to and follow the instruction.

if you did not find update folder in updateable zip file, then create a update folder first then upload update file to update folder

checkout this video tutorial to know the process of update the script

Are you still scared to Update ?
Don’t worry our support team will help you to Update the script.