: A fix released by the original group (in this case, ColdFilm) to correct their own error.
: The "paper" or text document accompanying the release; it explicitly lists the reason for the "PROPER" tag.
If you are looking for information regarding a "Proper" release for , it generally refers to a corrected version issued because the original ColdFilm release contained errors such as: Audio/Video desync : Sound not matching the image.
For the series Strike (also known as C.B. Strike ), Season 4—specifically the adaptation of the novel Lethal White —originally aired in . If you encountered a version tagged "Proper," it was likely to rectify a specific technical fault in the initial ColdFilm 720p encode from that period.
: A fix released by another group for a mistake in the original.