BACKUP DATA FILES: It is hightly recomended that you backup your data files. If you did a default installation of Demise, your data files are located under: c:\program files\artifact entertainment\Demise\system\demise
MAIN EXECUTIBLE: Extract the new executible to the root demise folder by running DemisePatch342.exe If you did a default demise installation, this folder is located at c:\program files\artifact entertainment\Demise
NEW DATA FILES: If you did a multipart download of the data files, then recombine them by running disk1.exe
Extract the new data file to the root demise directory by running DLL.exe If you did a default demise installation, this folder is located at c:\program files\artifact entertainment\Demise.