You may wish to move (or post again) to Product Issues:
It helps to post versions (FM, OS, etc) being used and any other information that may help get answers.
I'd first look for these in my FileMaker directory (path depends on OS and where you installed).
/... / ... Extras / Templates
A reinstall may be needed.
If the files are not in the templates directory, then I suggest reinstalling FMP. The files are installed when you install FM.