Answer:

Start activating Image Converter Command Line with entering the serial number.

If you have entered the serial number correctly, select Image Converter Command Line activation mode. If you select activation using Web interface, you'll be offered two possible actions:

1. activation from your computer using a web form;
2. activation from another computer (in this case, activation data should be transferred from the computer with installed Image Converter Command Line version.

The first action is for those users who want to activate Image Converter Command Line manually.

The second action is for those who installs Image Converter Command Line on computers which are not connected to Internet.

To activate the program, you need to take the following steps:

1. Launch Image Converter Command Line;
2. Click "?" button in the upper right corner of the program window;
3. Select "Activate Image Converter Command Line" from the menu that appears;
4. In the dialog box that appears, enter your serial number and press "Next" button;
5. Select "Enter activation code manually" and press "Next" button;
6. If the computer is connected to Internet (actiation mode #1) you can press "Go >>" button and wait till the Web page is loaded. Then, copy the activation code to Image Converter Command Line;

1. If your computer is not connected to Internet, enter the following link: https://www.imageconverterplus.com/activation-form/ into the browser on a computer connected to Internet. Then, enter the serial number and ID number generated on the computer with installed Image Converter Command Line version into the web form;
2. The browser will display your activation key. Enter it into Image Converter Command Line in "Step 2" box;
3. Press "Next" button.

If there were no mistakes during activation steps, successful activation will be confirmed and you will receive the confirmation. Otherwise, you'll have to take these steps again.