1. Was your PC working correctly with another ZWO Astrocam prior to trying your new ZWO camera?
2, Ask the Vendor for help.
3. Consider Check / reinstall your camera drivers
perhaps .....
ZWO drivers page
NB.... Enter at your own risk
Before doing any of that, you could also test it on another PC, perhaps a friend's PC, already set up for ZWO
Best
JA