In Device Manager, find your ethernet card and right-click and go to Properties, then go to the advanced tab and choose Flow Control and set it to Disabled. I believe Steam was just overwhelming the ethernet card anytime it tried to auto-start a download or anytime an install was started.
Is Your Wireless Connection Dropping? – We Rock Your Web Sep 15, 2017 AT&T wifi internet keeps dropping | AT&T Community Forums Dec 11, 2018 Internet keeps randomly dropping - Xfinity® Help and Oct 12, 2019 Internet connection keeps dropping out - HP Support
With your broadband, lots of noise can quickly lead to a complete loss of your connection. SNR Margin . SNR is not usually provided as a line statistic, but most routers will show SNR Margin instead. The margin is the difference between the SNR of the cable and the SNR required to keep a reliable broadband service at your connection speed.
My Internet Connection Randomly Drops Off | PCWorld Aug 20, 2012 12 Tips to Troubleshoot Your Internet Connection | PCMag Feb 11, 2016
Jan 31, 2020
Internet drops in and out, always, every day. macloo over 3 years ago. I've had Cox Internet for a couple of weeks. The speed is fine when I am connected. However, the connection comes and goes all day, every day. I mean the wifi. I have dual band, and this happens with both 2.4 and 5 GHz. Fix Windows 10 WiFi Intermittent Disconnects Problem » WebNots Jun 15, 2020