The particular statement only applies if you are installing Windows 10 ADK for Windows 10 version 1803 or earlier. The deployment tools are part of the previous versions of the Windows ADK that that included WinPE. Those were actually Microsoft's instructions. I will have a look at what the options are again once i have completed this ISO creation 'm not sure what is meant by ' To create WinPE media, you'll have to install the ADK with the Deployment tools option, ' in your answer though 'cos I didn't need to tick any 'deployment' option.

The only reason it worked, after you installed the Add-on, is because you didn't have the Windows ADK WinPE Add-on installed the first time you tried to create the WinPE ISO.

You wrote 'you'll have to install the ADK with the Deployment tools option, and then install the WindowsPE addon kit.' <- i'm not sure about that but I found that once I got the WinPE Addon EXE, adkwinpesetup.exe Then I installed that, then I clicked that button that i'd clicked before again, and this time it gave no error and got into the next stage of the installation., Source: Download and Install the Windows ADK In previous versions, WinPE is included in the Windows ADK. Paragon offers two options to create recovery media, the Recovery Media Builder (RMB) and the Boot Media Builder. Recovery Media Builder for Paragon Festplatten Manager 2013 Kompakt is a software program developed by Paragon Software. You can avoid the second required by using the Windows ADK for Windows 10 version 1803 or earlier. To create WinPE media, you'll have to install the ADK with the Deployment tools option, and then install the WindowsPE addon kit. The files you need to create WinPE media are included in the Winpe Add-on to the Windows Assessment and Deployment Kit. You must also install the WinPE Addon for the version of the Windows ADK you have installed. The current Windows ADK must be installed. In order to create a WinPE ISO, you must have two things installed, if you are using the Windows ADK for Windows 10 version 1809 or later.

What file(s) exactly is Paragon hard disk manager looking for - when specifying ask?

Paragon recovery media builder