Remove uninstalled components

[wim (Wim Dekeyser)]

Hoi Joost -

@JoostGevaert

How can I remove components that I do not have installed, i.e. the white boxes in the image below:

It’s by design that those placeholders can’t be deleted but there are several work-arounds.
You can read more about all that here:

Delete PlaceHolder Component

Hi, I have already encountered this issue several times for placeholder components. Is there any way to delete placeholders without copy paste all components to a new file? I am using Rhino 7 latest release. [Guid]

-wim