try these print settings from here not the first one from the designer, but my one or his/here second one i publish to help
Assuming you have dried the filament first , and as a second step you have calibrated the flow and PA(K) but you can try as it
EDIT: Sorry i did not see that is A1 printer , but probably you can still copy some basic ideas , this was X1C and should be identical to P1S with hardened nozzle