If you are installing from a physical DVD or a mounted ISO file (a virtual disc), the solution is surprisingly manual. The file is usually there; the installer just lost its way.
An incomplete download or corrupted ISO file can lead to missing Pre-existing Installations: setup cannot find proplus.ww propsww2.cab on office 2013
This might
If you are still stuck after trying these steps, remember that Office 2013 is now legacy software. The most reliable long-term solution is to transition to a modern, supported version of Microsoft Office. If you are installing from a physical DVD
Alternatively, use the command line to specify the source: supported version of Microsoft Office. Alternatively