Can JMP automatically provide an updated report(eg in power point) when the data gets new updates?
Yes, but the automation will require a JMP script. The actual scripting depends on the details of how and when the data is updated and when and how the script should be run.
Another option could be to use JMP Live. It can be configured to have the report data updated and there is also no need for Powerpoint slides anymore either.
Here is some information about JMP Live