Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//etc/gdm3/PrimeOff/Default

 #!/bin/sh

primeswitch=/sbin/prime-switch
if [ -f "$primeswitch" ]; then
    $primeswitch
fi