Edit Potion duration, effect and amplifier with packets

[FaaatPotato]

is it possible that u can send the server packets with ur edited potion effects?

smth like that??
packetIn.getDuration(), packetIn.getAmplifier()
addPotionEffect(potioneffect);
potioneffect.setPotionDuration(duration);
potioneffect.setPotionAmplifier(amplifier);

[ChocoPie_isme]

you can't

[Aftery]

@FaaaatPotato yes you can't

[notautismatall]

u can only change it client-side

[LolMC]

Can t