Hi Vaclav,
CHM format used in the Swisslog help is compatible with Windows 10. Probably the file association has changed in your system. Do the following:
- Right click a chm file and choose Open with
- Does Microsoft Help HTML Executable appear in the list?
- If not, scroll down and click 'More Apps'
- Again check for Microsoft Help HTML Executable, if that s not in the list, at the bottom, click 'Look for another app on this PC'
- Navigate to find: C:\Windows\hh.exe
If that file does not exist, click the link below to download HTML Help Workshop and Documentation, which will contain hh.exe:
https://www.microsoft.com/en-us/download...x?id=21138
Best 73