@barbudreadmon will try reading it, but thing is i don't have any problem untill i run something outside of emulationstation...
when system boots (and boot use config.ini settings) all is as it should be.

EDIT: i didn't find anything useful in that link :/

This may be the same...
https://retropie.org.uk/forum/topic/29625/startup-audio-quality-is-bad-a-v-connectivity?_=1631181389467

@quicksilver dont quote me on this, but yes i UPS will help level the spikes. a surge might, but i think the choke if there is one on a surge protector will not be that big compared to a UPS

Done!