You can simply resave PPSM presentation files to PPSX in Microsoft PowerPoint or similar presentation software that support its formats. In doing so, you will disable potential macros present in the original *.ppsm presentation.
Convert Microsoft PowerPoint macro-enabled Open XML complete slide show to Microsoft PowerPoint 2007/2010 Open XML complete slide show.
We found 2 software records in the database related to .ppsm to .ppsx file format conversion.
Microsoft Windows software - convert ppsm to ppsx on Windows
A presentation program from the Microsoft Office suite
Convert from ppsm file format
|Yes, Microsoft PowerPoint supports ppsx file conversion as a target file type.||Yes||Yes||ppsx editor||Yes||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned ppsm to ppsx. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software - convert ppsm to ppsx on OS X
Mac version of popular presentation software from Microsoft