kbps isue

Hello community, for a little over a month now, I've been suffering with kbps dropping to "0" on my Twitch streams. I start the stream normally and over time the kbps just goes to "0" and this happens with anything I do, from high or low games (War Thunder to Cult of the Lamb) to a simple black...

H, I am getting kbps dropping issue my internet speed is 1000 Mbps and i tried almost everything ... Kbps drops to 0 then goes up my bitrate is 4000 and it's still drops everytime stream is getting buffer ... I update everything help me please anyone