https://www.youtube.com/watch?v=1y3BwBLtRNY
Cortana is one of the major feature added in Windows 10 – Lumia Users already aware of it
You can access Cortana from Search box or Cortana Icon from Taskbar in Windows 10
Note :Â Windows + C =Â Â Cortana
When you Upgrade from Windows 7 , Windows 8.1 or do a clean install of Windows 10 – Search Box of Cortana will enable by default
Following Steps to Disable , Restore back to default or changing search box into icon
1. Right click on Task bar
2. Go to Cortana and Select Hidden ( to hide Cortana Search box ) from Task bar
Additional Steps :
* You can also choose : ( Show Cortana Icon )Â by doing same steps – it helps to save your space in Task bar
* Anytime you can restore default by Selecting ( Show Search box ) to get back Cortana Search box in Task bar