Description
Due to a known problem in Intel® Quartus® Prime Pro Edition software version 19.3, the option of "ISP CLAMP State Editor" under the menu of Programmer/Edit is greyed out for some Intel® MAX® 10 devices.
Resolution
To work around this, use Intel® Quartus® Prime Standard Edition software for the affected Intel MAX 10 devices.
This issue has been fixed in Intel Quartus Prime Pro software version 19.4.