Install libmspack-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libmspack-doc
library for Microsoft compression formats (documentation)
The purpose of libmspack is to provide both compression and decompression of some loosely related file formats used by Microsoft. The intention is to support all of the following formats: COMPRESS.EXE [SZDD], Microsoft Help (.HLP), COMPRESS.EXE [KWAJ], Microsoft Cabinet (.CAB), HTML Help (.CHM), Microsoft eBook (.LIT), Windows Imaging Format (.WIM), Exchange Offline Address Book (.LZX).