Not working in April 2018 desktop version

[agniveshkumar]

I am using Qliksense Desktop April 2018 version

I have placed this in below location

C:\Users\user_name\Documents\Qlik\Sense\Extensions

This visualization was not found: kftable. The visualization no longer resides on the server, or the visualization is a certified extension and you are not logged in using your Qlik Account.