@Marvin_S Netia S.A. Polish ISP. Firmware Version: 1.1.1 Build 20240227 rel.33191(4555) Hardware Version: Archer BE800 v1.0 Yesterday I did a Factory reset and that seemed to fix it, my only worry is...

Did you manage to get through?

@SpeedxThunder Hello, I am having the same exact issue with my BE800 and FS GPON-ONU-34-20BI. I had it working at 2.5gbps for around a week but today it dropped to 1gbps, I tried setting the internet...