It's grateful if you can give me a detailed process for it, any related document resource would be highly appreciated!
QlikTip #40: Installing/Deploying QlikView Extensions
Hope this helps,
Get started here: QlikView Extension tutorials, documentation and examples - The Qlik Fix! The Qlik Fix!
Lots of meta information here: QlikView Extensions
Go through www.branch.qlik.com
you may find some use full information
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