Look at the visual meter inside the plugin. The Blue area represents your voice, and the Red area represents noise. You want to see the red section disappear when you aren't talking, but ensure the blue section lights up clearly when you speak.
Your pick attack triggers Gate A instantly. Gate B stays open for sustain. This replicates the NS1’s time-vector behavior perfectly. ns1 noise suppressor free
Do not spend money on a noise gate until you have spent 20 minutes learning the free tools already available to you. Your sustain will remain intact. Your hiss will vanish. And your wallet will thank you. Look at the visual meter inside the plugin