>>These work for me:
>>

>>? ShellExecute(0,"open","c:\windows\system32\mspaint.exe","D:\software\smlogo.jpg","",1)
>>? ShellExecute(0,"open","c:\windows\sysWOW64\mspaint.exe","D:\software\smlogo.jpg","",1)
>>

>
>Thank you. This works. Questions:
>
>1. How to open jpg and other files with default file type handler like clicking in file in Windows Explorer ?
>
>2. I right clicked in windows explorer in jpg file and selected
>
>Choose default program
>Photo Gallery Viewer
>
>After hat I got error message
>
>Picture printing is not available without the Desktop Experience Feature.
>
>Images are still opened with paint.
>How to open images with Photo Gallery Viewer or other windows built in viewer ?

Try:

LOCAL lcFile, loShell
lcFile = GETPICT()
loShell = CREATEOBJECT("Shell.Application")
loShell.ShellExecute(lcFile)
RELEASE loShell