How to prevent a register from being placed in a Hyper-Register in the Intel® Quartus® Prime Pro Edition Software? - How to prevent a register from being placed in a Hyper-Register in the Intel® Quartus® Prime Pro Edition Software? Description In the Intel® Quartus® Prime Pro Edition Software, you can add a preserve register Quartus Setting file (.qsf) assignment to prevent a register from being placed in Hyper-Register. Resolution To work around this, use the following Quartus Setting file (.qsf) assignment: set_instance_assignment -name PRESERVE_REGISTER ON -to core_inst|top_inst|local_reg[*] Custom Fields values: ['novalue'] Troubleshooting 1408205815 False ['Generic Component'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 19.1 18.1 ['Stratix® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']