How to enable CORS (Cross-Origin Resource Sharing) on Plesk for Windows?
Currently, there is no functionality implemented in Plesk itself that allows to configure CORS.
However, CORS on Windows can be enabled by adjusting the
web.config file or, alternatively, by configuring CORS module in IIS directly. Refer to Microsoft documentation for additional details.
Take part in our product improvement by voting for this feature on Plesk UserVoice portal by referring to the following link: https://plesk.uservoice.com/forums/184549-feature-suggestions/suggestions/36662512-support-cors-policies-management-by-plesk-on-windo
The top-ranked suggestions are likely to be included in the next versions of Plesk.