Most of the times, there is a need to create the disc image file or an ISO file from the contents of CD/DVD or of a folder. Here is an easy procedure to convert a folder to a disc image file or an ISO file.
Just download a free software / tool named Folder2ISO. There will be no need to install it, it’s portable. To run the software, just double-clicking on that. Select the folder which you want to convert to an ISO format file. Then hit the Select Output option / button and fill out the name of the resulting ISO file. Now, click on Generate ISO button.
You will get an ISO file from the folder within a few seconds or depending upon your computer’s hardware configuration and folder/CD/DVD space.