Internet Download Manager AKA IDM is one of the best download managers available today. Internet Download Manager is loved for its capability to join multipart downloaded files together into a single file, high download speed, working perfectly on poor internet connections e.t.c, all this made simple by IDM extension commonly known as IDM Integration module.

IDM Integration Module should be installed hand in hand with IDM installation, but this is not always the case, at times, IDM extension may not be installed.

1. Please update IDM to the latest version by using "IDM Help->Check for updates..." menu item

2. For Chrome you have to enable "Use advanced browser integration" option in "Options->General" IDM dialog (arrow 1 on the image). Then check that integration into Chrome is also enabled (arrow 2 on the image).

3. Also integration may not work when browser is launched in Admin mode. This can happen not only if you do this intentionally but when you launch Chrome from some intermediary program like Total Commander that is launched in Admin mode or if you use some portable version with custom launcher.

4. Maybe you or some program on your computer deleted IDM extension from Chrome or you have some old version of extension. You need to install the latest version of IDM extension.

If the extension is not installed automatically, then use this direct link to download and install it on your Google Chrome Browser. IDM Pro Version Link

Install the extension and you will be set.