A few days a go after an update firefox is not working right anymore Youtube stops playing halfway the video and starts buffering then the sound isn't comming back have to open a fresh page open youtube again and copy past the postioning link then it will play the sound again till its have to buffer again then i have to do the copy past again in a newly opened page. It isn't a hardware fault because edge ( chrome and safari )will play youtube fine but don't like edge use chrome for other things then surfing i'm using a Nuc intel 7 7500u 16gb ram and 2x 512SSD's