Quote:
My requirement is when my page load then java script detect an application is installed or not on client
Short answer: Basically, you can't, such action is forbidden for security reasons.
Web pages can't sneak into client computer.
To make client download your app, client have to click on link.
Quote:
Scan and upload documents in browsers | Dynamic Web TWAIN Online Demo[^]
doing the same
After download and installing popup will not come on page refresh
This software is not just a software, it provide a service to the browser, it expand the browser, that is why it can be detected from the browser.