Apex legends 30% CPU usage “system” process

While playing Apex, after 5-10 minutes

The System process using 30% of CPU usage

So when i playing game is lagging, sometimes no sounds and high ping, throttling because 100% cpu usage with apex(check screenshot)

I think its problem with EAC service, but i tried all things that i found in internet, but nothing can help me.

pls if someone have the same problem help me