Dear experts,
I try to install a cab file by code, I use P/Invoke can do it.But its a
problem , if the programe has installed in Pcoket PC,there is a prompt saying
"An older version of the application already exists. Do you want to
reinstall?". Is there some method to let this messagebox dont show?This is
say that the setup screen does not display.
My os is windows mobile 5.0

Thanks and Regards,
collysun