Cannot start a download in IDM. An error occurs on download start.
How to configure Norton Internet Security to work with Internet Download Manager (IDM)
1. Run Norton Internet Security.
2. Press on "Settings" button in top toolbar in new window.
3. Select "Smart Firewall" in the left column of "Settings" window, then press on "Configure[+]" next to "Program Control" in the list on the right.
4. Find and select "Internet Download Manager" in new "Program Control" window, and change IDM access to "Allow" in "Access" column on the right.
5. Then press on "Apply" button, and then on "OK" button.
After these steps, IDM will be able to download.
If after updating IDM it stops downloading, you will need to repeat all the steps above from the beginning.