Chrome Extension: How to detect if an extension is installed using Content Scripts

Question

I am asking this question after looking at several related questions on stackoverflow. I started with how to detect if an extension is installed. I opted for the method wher

Answer 1

It looks like your own the extension and website, in which case it would be much easier to use Inline Installation.

if (typeof chrome !== "undefined" && typeof chrome.app !== "undefined" && chrome.app.isInstalled) {
  // extension is installed.
}