: If there are files with a .par2 extension in the same directory, open the first one with a tool like QuickPar . It can often "fill in" the data for a missing or corrupt .rar part.
: Go back to the website or folder where you obtained parts 1-3. Chappie.m1080p.part4.rar
In the context of multi-part compressed files, "complete paper covering" is not a standard technical term. It is likely a mistranslation or a request for: : If there are files with a