Please follow the instructions carefully.

N.B :
 
BEFORE UPDATING TO THE LATEST VERSION, WE WOULD HIGHLY APPRECIATE IF YOU KEEP A BACKUP OF THE EXISTING VERSION.

 
Before updating to version 1.9, make sure that you currently running your product on version 1.8


Let's proceed,

Go to system settings from settings menu in superadmin panel
Move to the section 'Update Product' on that page
Upload the file 'update_1.9.zip' which is located at Update pack > v1.9 folder inside your copy of Ekattor8 downloaded from Codecanyon.
Hit the button 'Update'.
If you encounter any timeout issue while updating then update "max_execution_time" of your server
If you encounter any layout related issues, clear your browser cache. Press the following shortcut keys to clear your browser cache.
  a. For Windows: Ctrl + Shift + R
  b. For Mac: Command + Shift + R

That's it.