I have been registered on this forum for many years, but this is one of the very few times I have posted.
When attempting to add:
I get the failures that can be viewed here: https://tinyurl.com/2df84s5l
I get a 100% identical result on 4 Windows OS (7, 8.1, 10 & 11) on 4 different hardware (Intel/AMD) systems.
Maybe this is not the correct place to report issues, but the PortableApps website offers no clear direction to any form of a Bugzilla instance.